%0 Journal Article %A Divya Goel %A Vicenţiu D. Rădulescu %A Konijeti Sreenadh %T Variational framework and Lewy-Stampacchia type estimates for nonlocal operators on Heisenberg group %J Annales Fennici Mathematici %D 2022 %P 707-721 %V 47 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.54330/afm.116794/ %R 10.54330/afm.116794 %G en %F AFM_2022_47_2_a4