@article{RSMUP_2019__141__65_0,
     author = {Du, Guangwei and Niu, Pengcheng and Han, Junqiang},
     title = {Regularity results for quasilinear degenerate elliptic obstacle problems in {Carnot} groups},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {65--105},
     publisher = {European Mathematical Society Publishing House},
     address = {Zuerich, Switzerland},
     volume = {141},
     year = {2019},
     doi = {10.4171/RSMUP/15},
     mrnumber = {3962821},
     zbl = {1422.35064},
     url = {http://www.numdam.org/articles/10.4171/RSMUP/15/}
}