@article{10_1017_S0017089518000551,
     author = {AMPARO, ELENA and VINROOT, C. RYAN},
     title = {ON {THE} {NUMBER} {OF} {REAL} {CLASSES} {IN} {THE} {FINITE} {PROJECTIVE} {LINEAR} {AND} {UNITARY} {GROUPS}},
     journal = {Glasgow mathematical journal},
     pages = {93--107},
     year = {2020},
     volume = {62},
     number = {1},
     doi = {10.1017/S0017089518000551},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089518000551/}
}