TY  - JOUR
AU  - Johnson, Norman Lloyd
TI  - A Classification of Semi-Translation Planes
JO  - Canadian journal of mathematics
PY  - 1969
SP  - 1372
EP  - 1387
VL  - 21
IS  - 1
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1969-152-3/
DO  - 10.4153/CJM-1969-152-3
ID  - 10_4153_CJM_1969_152_3
ER  -