@article{02069653,
title = {An elementary study of groups whose order is a product of two primes.},
journal = {Divulgaciones Matem\'aticas},
volume = {11},
year = {2003},
pages = {61-70},
zbl = {1050.20502},
language = {en},
url = {http://dml.mathdoc.fr/item/02069653}
}
Ríder Moyano, Alfonso; Rubio Ruiz, Rafael María. An elementary study of groups whose order is a product of two primes.. Divulgaciones Matemáticas, Tome 11 (2003) pp. 61-70. http://gdmltest.u-ga.fr/item/02069653/