TY  - JOUR
AU  - E. V. Podsypanin
TI  - On the sums of squares of squares-free numbers
JO  - Zapiski Nauchnykh Seminarov POMI
PY  - 1973
SP  - 116
EP  - 131
VL  - 33
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/ZNSL_1973_33_a8/
LA  - ru
ID  - ZNSL_1973_33_a8
ER  -