PUBLICATIONS

    51. Seifert fibered surgery on Montesinos knots,
    http://arxiv.org/abs/1207.0154 or local pdf file.

    50. Dehn surgery on knots of wrapping number 2, Algebraic & Geometric Topology, 13 (2013), 479-503. http://arxiv.org/abs/1105.4287 or local pdf file.

    49. Persistently laminar branched surfaces, Comm. Anal. Geom. 20 (2012), 397-434. http://arXiv.org/abs/1008.2680 or local pdf file.

    48. Immersed surfaces and Seifert fibered surgery on Montesinos knots, Trans. Amer. Math. Soc. (to appear). http://arXiv.org/abs/0910.4882 or local pdf file.

    47. Exceptional Dehn surgery on large arborescent knots, Pac. J. Math. 252 (2011), 219--243. http://arXiv.org/abs/math/0610871 or local pdf file.

    46. (With C. Gordon) Toroidal Dehn fillings on hyperbolic 3-manifolds, Memoirs Amer. Math. Soc., (2008). http://arXiv.org/abs/math/0512038 or local pdf file.

    45. The classification of toroidal Dehn surgeries on Montesinos knots, Comm. Anal. Geom., 19 (2011), 305-345. http://arXiv.org/abs/math/0610870 or local pdf file.

    44. Depth of pleated surfaces in toroidal cusps of hyperbolic 3-manifolds, Algebraic & Geometric Topology 9 (2009), 2175-2189. http://arXiv.org/abs/math/0610869 or local pdf file.

    43. Standard graphs in lens spaces, Pacific J. Math. 220 (2005), 389--397. http://arXiv.org/abs/math/0011007, local pdf file.

    42. The classification of Dehn fillings on outer torus of 1-bridge braid exteriors which produce solid tori, Math. Ann. 330 (2004), 1--15. http://arXiv.org/abs/math/0610868 or local pdf file.

    41. Immersed surfaces and Dehn surgery, Topology, 43 (2004), 319-343. http://arXiv.org/abs/math/9912049 or local pdf file.

    40. Inscribing smooth knots with regular polygons, Bull. London Math. Soc. 36 (2004), 176--180. http://arXiv.org/abs/math/0610867 or local pdf file.

    39. Thin position and essential planar surfaces, Proc. Amer. Math. Soc. 132 (2004), 3417--3421. http://arXiv.org/abs/math/0610866 or local pdf file.

    38. (With Er-Wei Bai) Limiting zero distribution of sampled systems, Automatica 38 (2002), 843--851.

    37. Knots and links without parallel tangents, Bull. London Math. Soc., 34 (2002), 681--690. http://arXiv.org/abs/math/9912050 or local pdf file.

    36. (With B. Jiang, X-S. Lin and S. Wang) Achirality of knots and links, Topology Appl., 119 (2002), 185--208. http://arXiv.org/abs/math/9905158 or local pdf file.

    35. (With C. Gordon) Annular Dehn fillings, Comment. Math. Helv., 75 (2000), 430--456. http://arXiv.org/abs/math/0010327 or local pdf file.

    34. Incompressible surfaces in link complements, Proc. Amer. Math. Soc., 129 (2001), 3417--3423. http://arXiv.org/abs/math/0011006 or local pdf file.

    33. (With B. Jiang and S. Wang) Homeomorphisms of 3-manifolds and the realization of Nielsen number, Comm. Anal. Geom., 9 (2001), 825--877. http://arXiv.org/abs/math/9610220 or local pdf file.

    32. (With M. Brittenham) The classification of exceptional Dehn surgeries on 2-bridge knots, Comm. Anal. Geom. 9 (2001), 97--113. http://arXiv.org/abs/math/0011005 or local pdf file.

    31. (With C. Gordon) Annular and boundary reducing Dehn surgery, Topology 39 (2000), 531-548. http://arXiv.org/abs/math/9810126 or local pdf file.

    30. (With S. Wang and Q. Zhou) Pseudo-Anosov maps and simple closed curves on surfaces, Math. Proc. Camb. Phil. Soc. 128 (2000), 321--326. http://arXiv.org/abs/math/9803123 or local pdf file.

    29. (With M. Freedman and H. Howards) Extension of incompressible surfaces on the boundary of 3-manifolds, Pac. J. Math. 194 (2000), 335--348. http://arXiv.org/abs/math/9706222 or local pdf file.

    28. (With C. Gordon and X. Zhang) Non-integral toroidal surgery on hyperbolic knots in $S^3$, Proc. Amer. Math. Soc. 128 (2000), 1869-1879. http://arXiv.org/abs/math/9704222 or local pdf file.

    27. (With M. Eudave-Munoz) Nonhyperbolic Dehn fillings on hyperbolic 3-manifolds, Pacific J. Math. 190 (1999) 261--275. http://arXiv.org/abs/math/9708206 or local pdf file.

    26. (With C. Gordon) Toroidal and annular Dehn fillings, Proc. London Math. Soc. 78 (1999) 662--700. http://arXiv.org/abs/math/9705221 or local pdf file.

    25. Dehn surgery on arborescent links, Trans. Amer. Math. Soc., 351 (1999) 2275--2294. pdf file.

    24. Sutured manifold hierarchies, essential laminations, and Dehn surgery, Journal of Differential Geometry, 48 (1998) 407--437. http://arXiv.org/abs/math/9704224 or local pdf file.

    23. Dehn fillings producing reducible manifolds and toroidal manifolds, Topology, 37 (1998) 95--108. pdf file.

    22. Dehn surgery on arborescent knots and links -- A survey, Chaos, Solitons and Fractals, 9 (1998) 671--679. http://arXiv.org/abs/math/9704221 or local pdf file.

    21. (With J. Luecke): Relative Euler number and finite covers of graph manifolds, Geometric topology (Athens, GA, 1993)}, AMS/IP Stud. Adv. Math., 2.1, Amer. Math. Soc.,Providence, RI, (1997) 80--103. pdf file.

    20. Incompressible surfaces and Dehn Surgery on 1-bridge Knots in handlebodies, Proc. Math. Camb. Phil. Soc. 120 (1996) 687--696. pdf file.

    19. The classification of nonsimple algebraic tangles, Mathematische Annalen, 304 (1996) 457--480. pdf file.

    18. Trivial cycles in graphs embedded in 3-manifolds, Bulletin of the London Mathematical Society, 28 (1996) 190--196. pdf file.

    17. Dehn surgery on arborescent knots, Journal of Differential Geometry, 42 (1996) 171--197. pdf file.

    16. (With Shicheng Wang): Covering invariants and cohopficity of 3-manifold groups, Proceedings of the London Mathematical Society, 68 (1994) 203--224. pdf file.

    15. (With Martin Scharlemann): Hyperbolic manifolds and degenerating handle additions, Journal of the Australian Mathematical Society (Series A), 55 (1993) 72--89. pdf file.

    14. On minimally knotted embedding of graphs, Mathematische Zeitschrift, , 214 (1993) 653--658. pdf file.

    13. Boundary reducing Dehn surgeries and 1-bridge knots, Mathematische Annalen, 295 (1993) 319--331. pdf file.

    12. (With Shicheng Wang): Any knot complement covers at most one knot complement, Pacific Journal of Mathematics, 158 (1993) 387--395. pdf file.

    11. On planarity of graphs in 3-manifolds, Commentarii Mathematici Helvetici, 67 (1992) 635--647. pdf file.

    10. Essential laminations in surgered 3-manifolds, Proceedings of the American Mathematical Society, 115 (1992) 245--249. pdf file.

    9. A generalization of the handle addition theorem, Proceedings of the American Mathematical Society, 114 (1992) 237--242. pdf file.

    8. The reducibility of surgered manifolds, Topology and its Applications, 43 (1992) 213--218. pdf file.

    7. Incompressibility of surfaces in surgered 3-manifolds, Topology, 31 (1992) 271--279. pdf file.

    6. Cyclic surgery and satellite knots, Topology and its Applications , 36 (1990) 205 -- 208.

    5. Jones polynomial and the crossing number of links, Differential Geometry and Topology, Lecture Notes in Mathematics 1369 (1989) 286--288.

    4. Signature of torus links, Kobe Journal of Mathematics, 5 (1988) 137--144.

    3. On fibered two-bridge knots, Natural Science Journal of Beijing University, (1987) 36--38.

    2. Canonical reducing curves of surface homeomorphisms, Acta Mathematica Sinica, (N.S.) 3 (1987) 305--313.

    1. On the Arf invariant of links, Mathematical Proceedings of the Cambridge Philosophical Society, 100 (1986) 355--359.