@article{1183486860, author = {Forsyth, C. H.}, title = {Review: W. J. Spillman, The Law of Diminishing Returns}, journal = {Bull. Amer. Math. Soc.}, volume = {32}, number = {5}, year = {1926}, language = {en}, url = {http://dml.mathdoc.fr/item/1183486860} }
Forsyth, C. H. Review: W. J. Spillman, The Law of Diminishing Returns. Bull. Amer. Math. Soc., Tome 32 (1926) no. 5, . http://gdmltest.u-ga.fr/item/1183486860/