@base .
"Bulgaria" .
a ;
.
a .
, ;
"Pure Mathematical Sciences." ;
;
;
;
;
;
;
"Pure Mathematical Sciences (Print)" , "Pure Mathematical Sciences." ;
.
a ;
"1314-751X" ;
.
.
a ;
"20230525093417.043684"^^ ;
;
.
a , ;
"Pure Mathematical Sciences (Print)" .