Balej, J. (2000) „Composition and Thermodynamic Properties of Higher Hydroxo(oxo)nickel compounds", Chemické listy, 94(3). Dostupné z: http://ww.chemicke-listy.cz/ojs3/index.php/chemicke-listy/article/view/2526 (Viděno: 8 leden 2025).