@base .
a ;
"1812-3309" ;
.
"Ukraine" .
a ;
"20240205145421.074862"^^ ;
;
.
a .
.
a ;
.
a , ;
"Ukrainian mathematical bulletin (Online)" .
, ;
"Ukrainian mathematical bulletin." ;
;
;
;
;
;
;
"Ukrainian mathematical bulletin (Online)" , "Ukrainian mathematical bulletin." ;
;
"http://www.mathjournals.org/umb/" .