TY - BOOK AU - Krasnosel 'Skil M A AU - Fenske C C AU - Zabreiko P P TI - Geometrical methods of nonlinear analysis T2 - Series of Comprehensive Studies in Mathematics; 263 U1 - B43, M4 PY - 1984/// CY - Berlin PB - Springer-Verlag KW - Functional analysis N1 - Bibliography 392-401p ER -