@article{10_4064_cm_53_2_205_209,
     author = {Wlodzimierz Waliszewski},
     title = {On differential spaces whose {Cartesian} product is a differentiable manifold},
     journal = {Colloquium Mathematicum},
     pages = {205--209},
     publisher = {mathdoc},
     volume = {53},
     number = {2},
     year = {1987},
     doi = {10.4064/cm-53-2-205-209},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-53-2-205-209/}
}