@article{GDZPPN002448874, title = {Vertical Models for Economic Development and Cycles.}, journal = {Metrika}, volume = {7}, year = {1963}, pages = {121-142}, url = {http://dml.mathdoc.fr/item/GDZPPN002448874} }
Korenjak, F. Vertical Models for Economic Development and Cycles.. Metrika, Tome 7 (1963) pp. 121-142. http://gdmltest.u-ga.fr/item/GDZPPN002448874/