PUBLICATIONS.  

  [1] A Cuspidal  class number formula for the modular curves X(N),  Mathematische  Annalen 252 (1980), 197-216.
  [2]  Irrationality of lattices in finite characteristic, Mathematika 29 (1982), 227-230.
  [3] Transcendental numbers arising from Drinfeld modules, Mathematika 30(1983), 61-66.
  [4] Transcendence theory over function fields, Duke Mathematical Journal 52 (1985), 517-527.
  [5] A six exponentials theorem in finite characteristic, Mathematische Annalen 272 (1985),  91-98.
  [6] Transcendence and Drinfeld modules, Inventiones mathematicae 83 (1986),  507-517.
  [7] Transcendence and Drinfeld modules : several variables, Duke Mathematical  Journal  58 (1989), 559-575.
  [8] On Periods and quasi-periods of Drinfeld modules, Compositio Mathematica 74 (1990), 235--245.
  [9] Transcendence and special zeta values in characteristic p, Annals of Mathematics 134 (1991), 1--23.
 [10] Transcendence in finite characteristic, The Arithmetic of Function Fields, ed. by D. Goss, D.R.Hayes & M.I.Rosen, de Gruyter 1992, 253--264.
 [11] Analytic homomorphisms into  Drinfeld modules, Annals of Mathematics 145 (1997), 215--233.
 [12] A note on a geometri analogue of Ankeny-Artin-Chowla's conjecture, (with Jiu-Kang Yu), Contemporary Math. A.M.S. 210 (1998), 100 -105. 
 [13] On class number relations over function fields, (with Julie T.-Y. Wang), Journal of Number Theory 69 (1998), 181--196.
 [14] On Singular Moduli of Drinfeld Modules in Characteristic Two, (with L.-C. Hsia), Journal of Number Theory 69 (1998), 80--97.   
 [15] On characteristic polynomials of geometric Frobenius associated to Drinfeld modules, (with L.-C. Hsia), Compositio Mathematica 122 (2000), 261--280.
 [16] Distribution of units of real quadratic number fields, (with Y.-M. J. Chen and Y. Kitaoka), Nagoya J. of Mathematics 158 (2000), 167--184.
 [17] On a density problem for elliptic curves over finite fields, (with Y.-M. J. Chen), Asian J. of Mathematics 4 (2000), 737--756. 
 [18] On arithmetic of hyperelliptic curves, Aspects of Mathematics, HKU 2001, 395¡X415.
 [19] On Artin's conjecture for rank one Drinfeld modules, (with C.-N. Hsu), Journal of Number Theory, 88 (2001), 157--174.
 [20]

On primitive roots of one dimensional tori: the function field case, (with Y.-M. J. Chen and Y. Kitaoka), to appear in Mathematishe Zeitschrift 243(2003), 201-215.

 [21] On primitive roots for Carlitz module, (with W.-C. Yao),  Journal of Number Theory 100 (2003), 88--103. 
 [22] On the density of 4-ranks of tame kernels for quadratic fields, (with Q Yue), J. reine angew. Math. 567 (2004), 151¡X173.
 [23] Mass formula of supersingular Drinfeld modules, (with C.-F. Yu), C. R. Acad. Sci. Paris, Ser. I 338 (2004), 905¡X908.
 [24] On primitive roots of elliptic curves with complex multiplications, (with Y.-M. J. Chen ), Journal of Number Theory  114 (2005), 66--87.
 [25]

Special zeta values on positive characteristic, Arithmetic Geometry and Number Theory, ed. by L. Weng \& I. Nakamura, World Scientific (2006), 103--122.

 [26]

Determination of algebraic relations among special zeta values in positive characteristic, (with Chieh-Yu Chang), Advances in Math. 216 (2007), 321--345.

 [27] On class number relations in characteristic two, (with Y.-M. J. Chen), Math. Zeit. 259 (2008), 197--216.
 [28] On primitive roots for rank one Drinfeld modules (with W.-C.Yao), Journal of Number Theory 130 (2010), 370--385.
 [29] On the Independence of Heegner Points in the Function Field Case, (with Fu-Tsun Wei), Journal of Number Theory 130 (2010), 2542--2560.
 [30] Frobenius difference equations and algebraic independence of zeta values in positive characteristic, (with Chieh-Yu Chang and M. Papanikolas), to appear in Journal of Algebra and Number Theory, 2011.
 [31] Geometric gamma values and zeta values in positive characteristic, (with Chieh-Yu Chang and M. Papanikolas), International Mathematics Research Notices 8 (2010), 1432-1455.
 [32] Algebraic independence of arithmetic gamma values and Carlitz zeta values, (with Chieh-Yu Chang, D. Thakur, and M. Papanikolas), Advances in Math. 223 (2010), 1137-1154.
 [33] On theta series from quaternion algebras over function field, (with Fu-Tsun Wei), preprint 2010.
 [34] Theta series and function field analogue of Gross formula, (with Fu-Tsun Wei), preprint 2011.
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