@article{TMF_2017_193_1_a8,
     author = {T. Hussain and S. S. Akhtar and F. Khan},
     title = {Classification of locally rotationally symmetric {Bianchi-I} space--times using conformal {Ricci} collineations},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {133--145},
     publisher = {mathdoc},
     volume = {193},
     number = {1},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2017_193_1_a8/}
}