@article{1250126550, author = {Liem, Vo Thanh}, title = {An $\alpha$-approximation theorem for $R^1$-manifolds}, journal = {Rocky Mountain J. Math.}, volume = {17}, number = {4}, year = {1987}, pages = { 393-420}, language = {en}, url = {http://dml.mathdoc.fr/item/1250126550} }
Liem, Vo Thanh. An $\alpha$-approximation theorem for $R^1$-manifolds. Rocky Mountain J. Math., Tome 17 (1987) no. 4, pp. 393-420. http://gdmltest.u-ga.fr/item/1250126550/