@article{AMI_2014_43_a1,
     author = {S\'andor B\'acs\'o and R\'obert Tornai and Zolt\'an Horv\'ath},
     title = {On geodesic mappings of {Riemannian} spaces with cyclic {Ricci} tensor},
     journal = {Annales mathematicae et informaticae},
     pages = {13--17},
     publisher = {mathdoc},
     volume = {43},
     year = {2014},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AMI_2014_43_a1/}
}