%0 Journal Article %A Dolecki, Szymon %A Greco, Gabriele H. %T Towards historical roots of necessary conditions of optimality: Regula of Peano %J Control and Cybernetics %D 2007 %P 491-518 %V 36 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/CC_2007_36_3_a2/ %G en %F CC_2007_36_3_a2