http://www.saber.ula.ve/handle/123456789/4722 2001 Fri, 22 May 2026 00:34:18 GMT 2026-05-22T00:34:18Z http://www.saber.ula.ve/handle/123456789/22702 The qualitative theory of control processes. Kopeikina, Tatiana B. Thu, 08 Jun 2006 09:00:00 GMT http://www.saber.ula.ve/handle/123456789/22702 2006-06-08T09:00:00Z http://www.saber.ula.ve/handle/123456789/22701 Notas de Matemática Thu, 08 Jun 2006 09:00:00 GMT http://www.saber.ula.ve/handle/123456789/22701 2006-06-08T09:00:00Z