@article{TMF_1992_90_3_a1,
     author = {R. R. Nigmatullin},
     title = {Fractional integral and its physical interpretation},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {354--368},
     year = {1992},
     volume = {90},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1992_90_3_a1/}
}