References
- Ksibi, M., Elaloui, E., Houas, A. & Moussa N. (2003). Diagnosis of deactivation sources for vanadium catalysts used in SO2 oxidation reaction and optimization of vanadium extraction from deactivated catalysts. Applied Surface Science. 220, 105-112.
- Grzesiak, P. (2005). Vanadium catalysts for the SO2 oxidation (in Polish). Poznań, Poland: WIOR.
- Grzesiak, P. (2004). The development of sulfuric acid production in Poland (in Polish). Poznań, Poland: WIOR.
- Grzesiak, P. (2006). Utilization of industrial wastes from sulfuric acid production process. Przem. Chem. 8-9, 1015-1019.
- Trypuć, M., Mazurek, K. & Białowicz, K. (2002). Solubility in the KVO3 + CO(NH2)2 + H2O system from 293 to 323 K. Pol. J. Appl. Chem. 1, 47-55.
- Trypuć, M., Mazurek, K. & Białowicz K. (2002). Solubility in the NH4VO3 + CO(NH2)2 + H2O system from 293 K to 323 K. Fluid Phase Equilibria. 203, 285-293. DOI: 10.1016/S0378-3812(02)00189-9
- Trypuć, M., Mazurek, K. & Białowicz, K. (2003). Investigations on the solubility in the NaVO3 + CO(NH2)2 + H2O system from 293 to 323 K. Fluid Phase Equlibria. 211, 151-159. DOI: 10.1016/S0378-3812(03)00151-1.
- Trypuć, M., Mazurek, K., Białowicz, K. & Kiełkowska, U. (2005) Obtaining of NaVO3 based on spent vanadium catalyst (in Polish). Presented at the XIII Międzynarodowa Sesja Kwasu Siarkowego, Poznań, Poland, October 27-28.
- Williams, W. J. (1985). Anions determination (In Polish). Warsaw, Poland: PWN.
- Minczewski, J. & Marczenko, Z. (1987). Analytical chemistry (in Polish). Warsaw, Poland: PWN.
- Szczepaniak, W. (2004). Instrumental method in chemical analysis (in Polish). Warsaw, Poland: PWN.
- Brouwer, P. (2006). Theory of XRF. Almelo, Netherlands: PANalytical B. V.