@article{ELMA_1966__21_140830,
     author = {A. Rotkiewicz and A. Makowski},
     title = {On {Pseudoprime} {Numbers} of the {Form} {MpMt.}},
     journal = {Elemente der Mathematik},
     pages = {133--134},
     publisher = {mathdoc},
     volume = {21},
     year = {1966},
     zbl = {0147.02306},
     url = {http://geodesic.mathdoc.fr/item/ELMA_1966__21_140830/}
}