Publications

Published papers

• Selmer groups of abelian varieties in extensions of function fields,  Mathematische  Zeitschrift, journal link (online first), selmer
• On the rank of abelian varieties over function fields, Manuscripta Mathematica 118 (2005), 361-381. journal link or  local copy
• Conjecture de Tate et fibrations, joint work with Marc Hindry and Rania Wazir, Journal of Number Theory 112 (2005) 345-368, journal link or local copy
• Sur le rang des variétés jacobiennes sur un corps de fonctions, joint work with Marc Hindry, Bulletin de la Société Mathématique de France 133 (2005), 275-295, journal link or local copy
• Distribution of the traces of Frobenius on elliptic curves over function fields, Acta Aritmetica 106.3 (2003), 255-263, journal link 
• Finite quotients of the algebraic fundamental group of projective curves in positive characteristic, Pacific Journal of Mathematics 192 (2000), 143-158, joint work with Katherine F. Stevenson, journal link
• Integral points on elliptic curves over function fields of positive characteristic, Bulletin of the Australian Mathematical Society 58 (1998), 353-357
• The equation y^n=f(x) over function fields of positive characteristic, Acta Mathematica Hungarica 81 (1998), 89-94, journal link
• Rational points on Igusa curves and L-functions of symmetric representations, Journal of Number Theory 58 (1996), 343-360, journal link
• Unramified Galois covers of algebraic curves, Journal of Number Theory 53 (1995), 211-228, journal link
• The trace of the Cartier operator and character sums, Communications in Algebra 18 (1990), 3689-3703, journal link
• A note on relations between zeta-functions of Galois coverings of curves over finite fields, Canadian Mathematical Bulletin 33 (1990), 282-285

Papers accepted for publication

• Le problème de Lehmer abélien pour un module de Drinfeld, joint work with S. David, International Journal of Number Theory, lehmerab

Papers submitted for publication

• Normal subgroups of the fundamental group of affine curve in positive characteristic, joint work with P. Zalesskii, K. F. Stevenson, subfund