@article{10_4064_cm_31_1_87_96,
     author = {W. Roter},
     title = {On conformally symmetric {Ricci-recurrent} spaces},
     journal = {Colloquium Mathematicum},
     pages = {87--96},
     publisher = {mathdoc},
     volume = {31},
     number = {1},
     year = {1974},
     doi = {10.4064/cm-31-1-87-96},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-31-1-87-96/}
}