@article{AUM_2018_72_2_a4,
     author = {Kurek, Jan and Mikulski, W{\l}odzimierz},
     title = {On the existence of connections with a prescribed skew-symmetric {Ricci} tensor},
     journal = {Annales Universitatis Mariae Curie-Sk{\l}odowska. Mathematica },
     publisher = {mathdoc},
     volume = {72},
     number = {2},
     year = {2018},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUM_2018_72_2_a4/}
}