Yuan Gong Sun. Oscillation of second order functional differential equations with damping. Applied Mathematics and Computation, 178(2):519-526, 2006. [doi]
@article{Sun06a:0, title = {Oscillation of second order functional differential equations with damping}, author = {Yuan Gong Sun}, year = {2006}, doi = {10.1016/j.amc.2005.11.071}, url = {http://dx.doi.org/10.1016/j.amc.2005.11.071}, researchr = {https://researchr.org/publication/Sun06a%3A0}, cites = {0}, citedby = {0}, journal = {Applied Mathematics and Computation}, volume = {178}, number = {2}, pages = {519-526}, }