@article{Castillo_Pinto_2017, title={Asymptotics for second order delayed differential equations}, volume={26}, url={https://www.revistaproyecciones.cl/index.php/proyecciones/article/view/1452}, DOI={10.4067/S0716-09172007000100005}, abstractNote={<p>In this work we present a way to find asymptotic formulas for some solutions of second order linear differential equations with a retarded functional perturbation.</p>}, number={1}, journal={Proyecciones (Antofagasta, On line)}, author={Castillo, Samuel and Pinto, Manuel}, year={2017}, month={Apr.}, pages={91-103} }