@article{1029002064,
author = {Phillips, R. Edward and Roseblade, J. Edward},
title = {A residually central group that is not a $Z$-group.},
journal = {Michigan Math. J.},
volume = {25},
number = {1},
year = {1978},
pages = { 233-234},
language = {en},
url = {http://dml.mathdoc.fr/item/1029002064}
}
Phillips, R. Edward; Roseblade, J. Edward. A residually central group that is not a $Z$-group.. Michigan Math. J., Tome 25 (1978) no. 1, pp. 233-234. http://gdmltest.u-ga.fr/item/1029002064/