Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{MASLO_1973__23_4_a9, author = {\v{S}ipo\v{s}, J\'an}, title = {A {Decomposition} of a {Functional} as a {Difference} of {Two} {Positive} {Functionals}}, journal = {Mathematica slovaca}, pages = {364--373}, publisher = {mathdoc}, volume = {23}, number = {4}, year = {1973}, mrnumber = {0346124}, zbl = {0279.28006}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MASLO_1973__23_4_a9/} }
Šipoš, Ján. A Decomposition of a Functional as a Difference of Two Positive Functionals. Mathematica slovaca, Tome 23 (1973) no. 4, pp. 364-373. http://geodesic.mathdoc.fr/item/MASLO_1973__23_4_a9/