@article{AIF_1964__14_2_473_0, author = {Kishi, Masanori}, title = {A remark on a lower envelope principle}, journal = {Annales de l'Institut Fourier}, pages = {473--484}, publisher = {Institut Fourier}, volume = {14}, number = {2}, year = {1964}, doi = {10.5802/aif.183}, mrnumber = {173779}, zbl = {0138.36702}, language = {en}, url = {http://www.numdam.org/articles/10.5802/aif.183/} }