@article{1102724619, author = {Heisey, Richard E.}, title = {Manifolds modelled on the direct limit of lines.}, journal = {Pacific J. Math.}, volume = {103}, number = {2}, year = {1982}, pages = { 47-54}, language = {en}, url = {http://dml.mathdoc.fr/item/1102724619} }
Heisey, Richard E. Manifolds modelled on the direct limit of lines.. Pacific J. Math., Tome 103 (1982) no. 2, pp. 47-54. http://gdmltest.u-ga.fr/item/1102724619/