@article{700677,
title = {Extensions of closure spaces and applications to proximity and contiguity structures},
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 = {[77]-82},
mrnumber = {MR0500843},
zbl = {0369.54011},
url = {http://dml.mathdoc.fr/item/700677}
}
Chattopadhyay, K. C.; Thron, W. J. Extensions of closure spaces and applications to proximity and contiguity structures, dans General topology and its relations to modern analysis and algebra IV, GDML_Books, (1977), pp. [77]-82. http://gdmltest.u-ga.fr/item/700677/