TY - BOOK AU - Dubrovin, B. A. AU - Fomenko, A. T. TI - Modern geometry-methods and applications: part i. the geometry of surfaces, transformation groups, and fields SN - 9788184896558 U1 - 514.7:515.16 PY - 1984/// CY - Verlag PB - Springer KW - MATHEMATICS KW - GEOMETRY ER -