@article{GDZPPN002540401, title = {On A Problem Of Samuel}, journal = {Revista colombiana de matematicas}, volume = {15}, year = {1981}, pages = {1-6}, zbl = {0478.13008}, url = {http://dml.mathdoc.fr/item/GDZPPN002540401} }
Markanda, Raj K.; Pascual, Joaquin. On A Problem Of Samuel. Revista colombiana de matematicas, Tome 15 (1981) pp. 1-6. http://gdmltest.u-ga.fr/item/GDZPPN002540401/