@PHDTHESIS{tring2013,
url = "http://www.theses.fr/2013STET4021",
title = "Some questions in combinatorial and elementary number theory",
author = "Tringali, Salvatore",
year = "2013",
note = "Thèse de doctorat dirigée par Hennecart, François et Plagne, Alain Mathématiques pures Saint-Etienne 2013",
note = "2013STET4021",
url = "http://www.theses.fr/2013STET4021/document",
}