%0 Journal Article %A E. Spedicato %A J. Greenstadt %T On Some Classes of Variationally Derived Quasi-Newton Methods for Systems of Nonlinear Algebraic Equations. %J Numerische Mathematik %D 1977 %P 363-380 %V 29 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1977__29_132526/ %F NUMA_1977__29_132526