On nonoscillation of mixed advanced-delay differential equations with positive and negative coefficients

Pinelas, SandraBerezansky, LeonidBraverman, Elena2015-08-012015-08-012009-04-25http://hdl.handle.net/10400.26/9548engOn nonoscillation of mixed advanced-delay differential equations with positive and negative coefficientsjournal article10.1016/j.camwa.2009.04.010