C. A. Brennan and H. Prodinger, The Pills Problem Revisited, Quaestiones Mathematicae, vol.26, issue.4, pp.427-439, 2003.
DOI : 10.2989/16073600309486073

P. [. Flajolet, V. Dumas, and . Puyhaubert, Some exactly solvable models of urn process theory, Proceedings of Fourth Colloquium on Mathematics and Computer Science, pp.59-118, 2006.
URL : https://hal.archives-ouvertes.fr/hal-01184710

P. Flajolet, J. Gabarró, and H. Pekari, Analytic urns, The Annals of Probability, vol.33, issue.3, pp.1200-1233, 2005.
DOI : 10.1214/009117905000000026

T. Hesterberg, Problems and solutions, American Mathematical Monthly, vol.99, issue.7, 1992.

H. K. Hwang, M. Kuba, and A. Panholzer, An analytic approach for the analysis of destructive urn models. xx, Accepted for publication in the Proceedings of the 19th International FPSAC Conference, 2006.

]. S. Jan04 and . Janson, Functional limit theorems for multitype branching processes and generalized pólya urns. Stochastic processes and applications, pp.177-245, 2004.

]. S. Jan05 and . Janson, Limit theorems for triangular urn schemes. Probability Theory and Related Fields, pp.417-452, 2005.

S. [. Johnson and . Kotz, Urn models and their application. an approach to modern discrete probability theory. In Urn models and their application. An approach to modern discrete probability theory, 1977.

N. [. Kotz and . Balakrishnan, Advances in Urn Models during the Past Two Decades, Advances in urn models during the past two decades. Birkhuser, 1997.
DOI : 10.1007/978-1-4612-4140-9_14

J. [. Knuth and . Mccarthy, Problem E3429: Big pills and little pills, American Mathematical Monthly, vol.98, issue.3, p.264, 1991.

]. B. Pit87 and . Pittel, An urn model for cannibal behavior, Journal of Applied Probability, vol.24, pp.522-526, 1987.