@article{1181071870, author = {Roe, John}, title = {An Example of Dual Control}, journal = {Rocky Mountain J. Math.}, volume = {27}, number = {4}, year = {1997}, pages = { 1215-1221}, language = {en}, url = {http://dml.mathdoc.fr/item/1181071870} }
Roe, John. An Example of Dual Control. Rocky Mountain J. Math., Tome 27 (1997) no. 4, pp. 1215-1221. http://gdmltest.u-ga.fr/item/1181071870/