@article{10_4153_CJM_1974_014_7,
     author = {Montgomery, Susan},
     title = {Rings with {Involution} in which {Every} {Trace} is {Nilpotent} or {Regular}},
     journal = {Canadian journal of mathematics},
     pages = {130--137},
     year = {1974},
     volume = {26},
     number = {1},
     doi = {10.4153/CJM-1974-014-7},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1974-014-7/}
}