%0 Journal Article %A M. A. Serdyukova %A A. N. Serdyukov %T A massive gravitational field in flat spacetime. I. Gauge invariance and field equations %J Problemy fiziki, matematiki i tehniki %D 2019 %P 45-53 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/PFMT_2019_2_a5/ %G en %F PFMT_2019_2_a5