TY - JOUR AU - Nieto, Juan J. AU - Uzal Couselo, José Manuel PY - 2017 DO - 10.1007/s12346-017-0266-8 SN - 1575-5460 UR - https://hdl.handle.net/20.500.14352/100583 T2 - Qualitative Theory of Dynamical Systems AB - We extend recent results on the existence of positive periodic solutions for singular ordinary differential equations. The nonlinearity and the impulses satisfy weaker conditions and we present new examples. LA - eng M2 - 637 PB - Springer KW - Ordinary differential equation KW - Singular differential equation KW - Problem at resonance KW - Differential equation with impulses KW - Periodic solutions TI - Positive Periodic Solutions for a First Order Singular Ordinary Differential Equation Generated by Impulses TY - journal article VL - 17 ER -