Notas de Matemática - N° 242 2006 http://www.saber.ula.ve/handle/123456789/4747 2026-05-27T12:22:44Z 2026-05-27T12:22:44Z Notas de Matemática http://www.saber.ula.ve/handle/123456789/22751 2018-03-14T08:06:00Z 2006-11-15T09:00:00Z Notas de Matemática 2006-11-15T09:00:00Z Coulson's integral formula for digraphs. Peña, Ismael Rada, Juan http://www.saber.ula.ve/handle/123456789/22752 2018-03-14T08:06:01Z 2006-11-07T09:00:00Z Coulson's integral formula for digraphs. Peña, Ismael; Rada, Juan 2006-11-07T09:00:00Z