@article{JRAM_1973__0262_0263_151375,
     author = {Abraham P. Hillman and V.E. Jr. Hoggatt},
     title = {Exponents of primes in generalized binomial coefficients.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {375--380},
     publisher = {mathdoc},
     volume = {0262_0263},
     year = {1973},
     zbl = {0267.10003},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1973__0262_0263_151375/}
}