Notas de Matemática - Nº 252 http://www.saber.ula.ve/handle/123456789/4757 2007 2026-05-07T05:49:55Z Notas de Matemática http://www.saber.ula.ve/handle/123456789/22771 Notas de Matemática 2008-02-29T09:00:00Z A notion of manipulability based on lifting preferences. http://www.saber.ula.ve/handle/123456789/22772 A notion of manipulability based on lifting preferences. Pino P., Ramón A.; Leal Hernández, Jahn Franklin 2008-02-18T09:00:00Z