TY - DATA AU - Ibragimov, Nail H., author. TI - Approximate and Renormgroup Symmetries SN - 9783642002281, 978-3-642-00228-1 U1 - 519, PY - 2009/// CY - Berlin, Heidelberg PB - Springer Berlin Heidelberg KW - Applications of Mathematics KW - Mathematics N1 - Mathematics and Statistics (Springer-11649) UR - http://dx.doi.org/10.1007/978-3-642-00228-1 ER -