%0 Journal Article %A Gurjar, R. V. %A Masuda, K. %A Miyanishi, M. %A Russell, P. %T Affine Lines on Affine Surfaces and the Makar–Limanov Invariant %J Canadian journal of mathematics %D 2008 %P 109-139 %V 60 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-2008-005-8/ %R 10.4153/CJM-2008-005-8 %F 10_4153_CJM_2008_005_8