@article{ASNSP_1998_4_26_1_31_0,
     author = {Cheng, Kuo-Shung and Lin, Chang-Shou},
     title = {Compactness of conformal metrics with positive gaussian curvature in $\mathbb {R}^2$},
     journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze},
     pages = {31--45},
     publisher = {Scuola normale superiore},
     volume = {Ser. 4, 26},
     number = {1},
     year = {1998},
     mrnumber = {1633051},
     zbl = {0933.35056},
     language = {en},
     url = {http://archive.numdam.org/item/ASNSP_1998_4_26_1_31_0/}
}