^Hlukhyy, Viktor; Trots, Dmytro; Fässler, Thomas F. First-Order Phase Transition in BaNi2Ge2 and the Influence of the Valence Electron Count on Distortion of the Structure Type. Inorganic Chemistry. 2017-01-13, 56 (3): 1173. PMID 28085271. doi:10.1021/acs.inorgchem.6b02190.
^Bronger, W.; Eyck, J.; Rüdorff, W.; Stöussel, A. Über Thio- und Selenoniccolate und -palladate der schweren Alkalimetalle. Zeitschrift für anorganische und allgemeine Chemie. July 1970, 375 (1): 1–7. doi:10.1002/zaac.19703750102.
^Hasegawa, Takumi; Inui, Mitsutaka; Hondou, Katsuhiro; Fujiwara, Yishihiro; Kato, Tetsuya; Iio, Katsunori. Raman spectroscopy on ternary transition metal chalcogenide . Journal of Alloys and Compounds. February 2004, 364 (1–2): 199–207. doi:10.1016/S0925-8388(03)00503-6.
^Wells, A. F. (1984). Structural Inorganic Chemistry, Oxford: Clarendon Press. ISBN 0-19-855370-6.
^Sood, R. K.; Nya, A. E.; Etim, E. S. (December 1981). "Thermal decomposition of nickel azide". Journal of Thermal Analysis. 22 (2): 231–237. DOI:10.1007/BF01915269.
^IROM, I I (1 January 2001). "Photolysis of nickel hydroxy azide.". Global Journal of Pure and Applied Sciences. 7 (1): 73–80. doi:10.4314/gjpas.v7i1.16208.
^Tenten, A.; Jacobs, H. (June 1991). "Isolierte Ni6(NH2)12-Einheiten in Nickel(II)-Amid". Journal of the Less Common Metals. 170 (1): 145–159. doi:10.1016/0022-5088(91)90060-H.
^Wang X, Clark P, Oyama S T. Synthesis, characterization, and hydrotreating activity of several iron group transition metal phosphides[J]. Journal of Catalysis, 2002, 208(2): 321-331. DOI: 10.1006/jcat.2002.3604
^Krogmann, Klaus; Mattes, Rainer. Die Kristallstruktur von Nickelformiat, . Zeitschrift für Kristallographie - Crystalline Materials. January 1963, 118 (1–6). doi:10.1524/zkri.1963.118.16.291(德语).
^Guillou, Nathalie; Livage, Carine; Drillon, Marc; Férey, Gérard. The Chirality, Porosity, and Ferromagnetism of a 3D Nickel Glutarate with Intersecting 20-Membered Ring Channels. Angewandte Chemie International Edition. 2003-11-10, 42 (43): 5314–5317. doi:10.1002/anie.200352520.
^ 22.022.1Forster, Paul M; Yang, Zuag; Cheetham, Anthony K. Open framework metal monocarboxylates: nickel cyclopropionates containing 16- and 18-membered rings. Solid State Sciences. April 2003, 5 (4): 635–642. Bibcode:2003SSSci...5..635F. doi:10.1016/S1293-2558(03)00055-4.
^ 23.023.1Tokareva, A. O.; Tereshchenko, D. S.; Boltalin, A. I.; Troyanov, S. I. Acid Co(II) and Ni(II) trifluoroacetate complexes: Synthesis and crystal structure. Russian Journal of Coordination Chemistry. September 2006, 32 (9): 663–668. doi:10.1134/S1070328406090077.
^ 24.024.1Baker, Edward N.; Baker, Heather M.; Anderson, Bryan F.; Reeves, Roger D. Chelation of nickel(II) by citrate. The crystal structure of a nickel–citrate complex, . Inorganica Chimica Acta. January 1983, 78: 281–285. doi:10.1016/S0020-1693(00)86530-5.
^Strouse, Jane; Layten, Steven W.; Strouse, Charles E. Structural studies of transition metal complexes of triionized and tetraionized citrate. Models for the coordination of the citrate ion to transition metal ions in solution and at the active site of aconitase. Journal of the American Chemical Society. January 1977, 99 (2): 562–572. PMID 830693. doi:10.1021/ja00444a041.
^Wang, Lian-Ying; Wu, Guo-Qing; Evans, David G. Synthesis and characterization of a layered double hydroxide containing an intercalated nickel(II) citrate complex. Materials Chemistry and Physics. July 2007, 104 (1): 133–140. doi:10.1016/j.matchemphys.2007.02.098.
^ 28.028.1Zhou, Zhao-Hui; Lin, Yi-Ji; Zhang, Hong-Bin; Lin, Guo-Dong; Tsai, Khi-Rui. SYNTHESES, STRUCTURES AND SPECTROSCOPIC PROPERTIES OF NICKEL(II) CITRATO COMPLEXES, AND . Journal of Coordination Chemistry. 2006-10-05, 42 (1–2): 131–141. doi:10.1080/00958979708045286.
^Deng, Yuan-Fu; Zhang, Hua-Lin; Hong, Qi-Ming; Weng, Wei-Zheng; Wan, Hui-Lin; Zhou, Zhao-Hui. Titanium-based mixed oxides from a series of titanium(IV) citrate complexes. Journal of Solid State Chemistry. November 2007, 180 (11): 3152–3159. Bibcode:2007JSSCh.180.3152D. doi:10.1016/j.jssc.2007.08.033.
^Bullen, G. J.; Mason, R.; Pauling, Peter. The Crystal and Molecular Structure of Bis(acetylacetonato)nickel (II). Inorganic Chemistry. April 1965, 4 (4): 456–462. doi:10.1021/ic50026a005.
^Habenschuss, Michael. An x-ray, spectroscopic, and magnetic study of the structure of nickel squarate dihydrate, . Journal of Chemical Physics. 1974, 61 (3): 852. Bibcode:1974JChPh..61..852H. doi:10.1063/1.1682025.
^Brach, I.; Rozière, J.; Anselment, B.; Peters, K. An X-ray structure determination of cobalt and nickel squarate octahydrate, (M=Ni,Co). Acta Crystallographica Section C. 1987-03-15, 43 (3): 458–460. doi:10.1107/S0108270187095386.
^West, Robert.; Niu, Hsien Ying. New Aromatic Anions. VI. Complexes of Croconate Ion with Some Divalent and Trivalent Metals. Journal of the American Chemical Society. September 1963, 85 (17): 2586–2588. doi:10.1021/ja00900a013.
^Vráblová, Anna; Falvello, Larry R.; Campo, Javier; Miklovič, Jozef; Boča, Roman; Černák, Juraj; Tomás, Milagros. Preparation, First Structure Analysis, and Magnetism of the Long-Known Nickel Benzoate Trihydrate - A Linear Ni···Ni···Ni Polymer and Its Parallels with the Active Site of Urease. European Journal of Inorganic Chemistry. February 2016, 2016 (6): 928–934. doi:10.1002/ejic.201501255. hdl:10261/148104.
^Adiwidjaja, G.; Küppers, H. Nickel dihydrogen diphthalate hexahydrate. Acta Crystallographica Section B. 1976-05-15, 32 (5): 1571–1574. doi:10.1107/S0567740876005840.
^ 37.037.1Sherif, Fawzy G. Heavy Metal Terephthalates. Industrial & Engineering Chemistry Product Research and Development. 1970-09-01, 9 (3): 408–412. doi:10.1021/i360035a026.
^Zheng, BingNa; Miranda, Maria O.; DiPasquale, Antonio G.; Golen, James A.; Rheingold, Arnold L.; Doerrer, Linda H. Synthesis and Electronic Spectra of Fluorinated Aryloxide and Alkoxide [NiX4]2−Anions. Inorganic Chemistry. 2009, 48 (10): 4274–4276. ISSN 0020-1669. doi:10.1021/ic9003593.