@article{GDZPPN002401843, title = {The Fiber Integral is Constant.}, journal = {Mathematische Zeitschrift}, volume = {105}, year = {1968}, pages = {65-73}, zbl = {0164.09302}, url = {http://dml.mathdoc.fr/item/GDZPPN002401843} }
Stoll, Wilhelm. The Fiber Integral is Constant.. Mathematische Zeitschrift, Tome 105 (1968) pp. 65-73. http://gdmltest.u-ga.fr/item/GDZPPN002401843/