@article{10_4153_CMB_1981_043_9,
     author = {Whitfield, J. H. M. and Yong, S.},
     title = {A {Characterization} of {Line} {Spaces}},
     journal = {Canadian mathematical bulletin},
     pages = {273--277},
     year = {1981},
     volume = {24},
     number = {3},
     doi = {10.4153/CMB-1981-043-9},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1981-043-9/}
}