@article{EJDE_2016__2016__a24,
     author = {Bai,  Zhanbing and Shuo,  Zhang and Sun,  Sujing and Yin,  Chun},
     title = {Monotone iterative method for fractional differential equations},
     journal = {Electronic journal of differential equations},
     year = {2016},
     volume = {2016},
     zbl = {1329.34051},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2016__2016__a24/}
}