@article{700683,
title = {The notion of $\mathcal {K}$-shape},
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 = {95-98},
mrnumber = {MR0461498},
zbl = {0375.54028},
url = {http://dml.mathdoc.fr/item/700683}
}
Doitchinov, D. The notion of $\mathcal {K}$-shape, dans General topology and its relations to modern analysis and algebra IV, GDML_Books, (1977), pp. 95-98. http://gdmltest.u-ga.fr/item/700683/