1. Existence of primitive divisors of Lucas and Lehmer numbers. With an appendix by M. Mignotte;Bilu;J. Reine Angew. Math.,2001
2. Y. Bilu, Catalan's conjecture (after Mihăilescu), Séminaire Bourbaki, Exposé 909, 55éme année (2002–2003).
3. L’équation de Nagell–Ljunggren xn-1x-1=yq;Bugeaud;Enseign. Math.,2002
4. Y. Bugeaud, M. Mignotte, S. Siksek, Classical and modular approaches to exponential Diophantine equations I. Fibonacci and Lucas powers, Preprint, 2003.
5. On the number of solutions of the generalized Ramanujan–Nagell equation;Bugeaud;J. Reine Angew. Math.,2001