@article{10_1007_s10492_015_0116_4,
     author = {Agarwal, Ravi and O'Regan, Donal and Hristova, Snezhana},
     title = {Stability of {Caputo} fractional differential equations by {Lyapunov} functions},
     journal = {Applications of Mathematics},
     pages = {653--676},
     publisher = {mathdoc},
     volume = {60},
     number = {6},
     year = {2015},
     doi = {10.1007/s10492-015-0116-4},
     mrnumber = {3436567},
     zbl = {06537667},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.1007/s10492-015-0116-4/}
}