@article{1250181381, author = {Khattab, K.S. and Khidr, A.M.}, title = {An occupancy problem}, journal = {Rocky Mountain J. Math.}, volume = {15}, number = {4}, year = {1985}, pages = { 219-222}, language = {en}, url = {http://dml.mathdoc.fr/item/1250181381} }
Khattab, K.S.; Khidr, A.M. An occupancy problem. Rocky Mountain J. Math., Tome 15 (1985) no. 4, pp. 219-222. http://gdmltest.u-ga.fr/item/1250181381/