@Article{zbMATH03187730,
Author = {L. {Cesari}},
Title = {{Extension problem for quasi additive set functions and Radon-Nikodym derivatives}},
FJournal = {{Transactions of the American Mathematical Society}},
Journal = {{Trans. Am. Math. Soc.}},
ISSN = {0002-9947; 1088-6850/e},
Volume = {102},
Pages = {114--146},
Year = {1962},
Publisher = {American Mathematical Society (AMS), Providence, RI},
Language = {English},
Zbl = {0115.27001}
}