Transmission problem in thermoelasticity. Alves, Margareth S.; Rivera, Jaime E.Muñoz; Sepúlveda, Mauricio; Villagrán, Octavio Vera — 2011 Boundary Value Problems [electronic only]
Gain of regularity for a Korteweg-de Vries--Kawahara type equation. Vera Villagran, Octavio Paulo — 2004 Electronic Journal of Differential Equations (EJDE) [electronic only]
Existence and uniqueness for a nonlinear dispersive equation. Vera Villagrán, Octavio Paulo — 2002 Divulgaciones Matemáticas
Exact boundary controllability for higher order nonlinear Schrödinger equations with constant coefficients. Ceballos V., Juan Carlos; Pavez F., Ricardo; Villagrán, Octavio Paulo Vera — 2005 Electronic Journal of Differential Equations (EJDE) [electronic only]