@article{article8ce99861, title = {{1-[1-(2-Hydroxyphenyl)ethylidene]-2-(pyridin-2-yl-kN)hydrazine-k2N′,O}{1-[1-(2-oxidophen­yl)ethylidene]-2-(pyridin-2-yl-kN)hydrazine-k2N′,O}nickelate(II) nitrate hemihydrate}, author = {Mamour, Sarr and Mayoro, Diop and Ibrahima, Thiam Elhadj and Mohamed, Gaye and Hamady, Barry Aliou and Ellena, Javier}, year = {2018}, doi = {10.1107/S2056989018005261}, journal = {Acta Crystallographica E} }