A. B. Ptitsyn, Director, Doctor of Geological-Mineralogical Sciences, phone: (3022) 20-61-21, Institute of Natural Resources, Ecology and Cryology (Siberian Branch, Russian Academy of Sciences).

1. Arens V. Zh., Gridin O. M., Kreinin E. V. and etc. Geotekhnologicheskie metody dobychi poleznykh iskopaemykh (Geotechnological methods of mining operations). Moscow, 2010.

2. Markovich T. I. Processy gidrokhimicheskogo okisleniya sulfidov tyazhelykh metallov s uchastiem azotistoi kisloty. Avtoref. diss. ... kand. khim. Nauk (Processes of heavy metal sulphides oxidation with nitrous acid. Abstract of a thesis ... Candidate of Chemical Sciences). Novosibirsk, 1999.

3. Ptitsin A. B., Markovich T. I., Pavlyukova V. A., Epova E. S. Modelirovanie kriogeokhimicheskikh processov v zone okisleniya sulfidnykh mestorozhdeniy s uchastiem kislorodnykh soedineniy azota (Modeling cryogeochemical processes in the oxidation zone of sulfide deposits with oxygen compounds of nitrogen). Geokhimiya - Geochemistry. 2007. No. 7.

4. Ptitsin A. B., Pavljukova V. A., Epova E. S. Kriogeotekhnologiya medi v Zabaikalye. V sb.: Ekologicheskie problemy i novye tehnologii kompleksnoy pererabotki mineralnogo syrya (Plaksinskie chtenija) (Cryogeotechnology of copper in the Trans-Baikal region. Ecological problems and new technologies of mineral raw material complex processing (Plaksin reading)). Chita, 2002.

5. Ptitsin A. B., Markovich T. I., Pavlyukova V. A., Epova E. S. Osobennosti kriogeokhimicheskikh protsessov v zone okisleniya sulfidnykh mestorozhdeniy (po eksperimentalnym dannym) (Features of cryogeochemical processes in the oxidation zone of sulfide deposits (on experimental data)). Doklady Akademii nauk - Academy of Sciences reports. 2006. Vol. 411. No. 3.

6. Graedel T. E., Benkovitz C. M., Keene W. L. and etc. Global emission inventories of acid-related compounds. Water, Air, Soil Pollut. 1995. Vol. 85.