@article{TRSPY_1970_114_a0, author = {Phan {\DJ}{\`\i}ni Di\^eu}, title = {Certain questions of constructive functional analysis}, journal = {Informatics and Automation}, pages = {3--224}, publisher = {mathdoc}, volume = {114}, year = {1970}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TRSPY_1970_114_a0/} }