@article{EMJ_2019_10_2_a3,
     author = {F. Joveini and M. Akbari},
     title = {Schwarz problem in lens and half lens},
     journal = {Eurasian mathematical journal},
     pages = {49--64},
     publisher = {mathdoc},
     volume = {10},
     number = {2},
     year = {2019},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EMJ_2019_10_2_a3/}
}