Kolenčík, M., Urík, M., Bujdoš, M., Gardošová, K., Littera, P., Puškelová, Ľ., Gregor, M. and Matúš, P. 2013. Leaching of Al, Fe, Sn, Co and Au from Electronics Wastes Using Organic Acid and Microscopic Fibrous Fungus Aspergillus niger. Chemické listy. 107, 2 (Feb. 2013), 182–185.