@article{10_2298_FIL2110279K,
     author = {Jan Kurek and W{\l}odzimierz M Mikulski and Mariusz Plaszczyk},
     title = {How many are projectable classical linear connections with a prescribed {Ricci} tensor},
     journal = {Filomat},
     pages = {3279 },
     year = {2021},
     volume = {35},
     number = {10},
     doi = {10.2298/FIL2110279K},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.2298/FIL2110279K/}
}