@article{BMMS_2014_37_4_a16,
     author = {Zhigang Hu and Wenbin Liu and Wenjuan Rui},
     title = {Existence of {Solutions} for a {Coupled} {System} of {Fractional} {Differential} {Equations}},
     journal = {Bulletin of the Malaysian Mathematical Society},
     year = {2014},
     volume = {37},
     number = {4},
     url = {http://geodesic.mathdoc.fr/item/BMMS_2014_37_4_a16/}
}