@article{MZ_1970__113_171261,
     author = {Veluppillai Tharmaratnam},
     title = {Endomorphism {Near-Ring} of a {Relatively} {Free} {Group.}},
     journal = {Mathematische Zeitschrift},
     pages = {119--135},
     publisher = {mathdoc},
     volume = {113},
     year = {1970},
     zbl = {0343.16026},
     url = {http://geodesic.mathdoc.fr/item/MZ_1970__113_171261/}
}