@article{paperid:1013241,
author = {Rajabzadeh Moghaddam, Mohammad Reza and Kayvanfar, Saeed},
title = {ν-perfect groups},
journal = {Indagationes Mathematicae},
year = {1997},
volume = {8},
number = {4},
month = {December},
issn = {0019-3577},
pages = {537--542},
			numpages = {5},
keywords = {V-covering - V-perfect},
}