@article{700636,
     title = {On a theorem of Michael-Morita-Hanai},
     booktitle = {General topology and its relations to modern analysis and algebra IV},
     series = {GDML\_Books},
     publisher = {Society of Czechoslovak Mathematicians and Physicist},
     address = {Praha},
     year = {1977},
     pages = {[434]-444},
     mrnumber = {MR0464141},
     zbl = {0388.54020},
     url = {http://dml.mathdoc.fr/item/700636}
}

Singal, M. K.; Shashi, Prabha Arya. On a theorem of Michael-Morita-Hanai, dans General topology and its relations to modern analysis and algebra IV, GDML_Books,  (1977), pp. [434]-444. http://gdmltest.u-ga.fr/item/700636/