@article{MAN_1974__208_162575,
     author = {Leo P. jr. Comerford},
     title = {Real {Elements} in {Small} {Cancellation} {Groups.}},
     journal = {Mathematische Annalen},
     pages = {279--294},
     publisher = {mathdoc},
     volume = {208},
     year = {1974},
     zbl = {0266.20026},
     url = {http://geodesic.mathdoc.fr/item/MAN_1974__208_162575/}
}