1. An effective modification of He's variational approach to a nonlinear oscillator. Issue 3 (December 2019) Authors: Nawaz, Yasir; Arif, Muhammad Shoaib; Bibi, Mairaj; Naz, Mehvish; Fayyaz, Rabia Journal: Journal of low frequency noise, vibration, and active control Issue: Volume 38:Issue 3/4(2019) Page Start: 1013 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗