@article{1103038627, author = {Busemann, H. and Straus, E. G.}, title = {Area and normality.}, journal = {Pacific J. Math.}, volume = {10}, number = {4}, year = {1960}, pages = { 35-72}, language = {en}, url = {http://dml.mathdoc.fr/item/1103038627} }
Busemann, H.; Straus, E. G. Area and normality.. Pacific J. Math., Tome 10 (1960) no. 4, pp. 35-72. http://gdmltest.u-ga.fr/item/1103038627/