1. Lie group method for constructing integrating factors of first-order ordinary differential equations. Issue 2 (7th February 2023) Authors: Feng, Yuqiang; Yu, Jicheng Journal: International journal of mathematical education in science and technology Issue: Volume 54:Issue 2(2023) Page Start: 292 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗