[MathOuvrage]
Monge-Ampère equations of elliptic type
/ Pogorelov, A.V. ; Ed. Boron, Leo F. ; Ed. Rabenstein, Albert L. ; Ed. Bollinger, Richard C..
-Groningen : Noordhoff, 1964. - vii, 116
[MathOuvrage]
Theory of functions of a real variable
/ Natanson, I.P. ; Trad. Boron, Leo F. ; Ed. Hewitt, Edwin.
-New York NY : Frederick Ungar Publishing, 1955. - 277 p. ; 26 cm