TY - BOOK AU - Ibragimov Nail H TI - Practical Course in Differential Equations and Mathematical Modelling, a: Classical and New Methods. Nonlinear Mathematical Models. Symmetry and Invariance Principles SN - 9789814291958 PB - World Scientific KW - Mathematics UR - https://www.worldscientific.com/worldscibooks/10.1142/7573#t=toc ER -