@article{10_4153_CJM_1981_081_8,
     author = {Johnson, N. L.},
     title = {The {Translation} {Planes} of {Dempwolff}},
     journal = {Canadian journal of mathematics},
     pages = {1060--1073},
     year = {1981},
     volume = {33},
     number = {5},
     doi = {10.4153/CJM-1981-081-8},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1981-081-8/}
}