APA (7th ed.) Citation

Volkova, I. B., Bekh-Ivanov, D. E., & Sidorova, I. N. (2001). Chemical characteristics of coal pebbles and Barzas-type coals. PANGAEA.

Chicago Style (17th ed.) Citation

Volkova, I B., D E. Bekh-Ivanov, and I N. Sidorova. Chemical Characteristics of Coal Pebbles and Barzas-type Coals. PANGAEA, 2001.

MLA (9th ed.) Citation

Volkova, I B., et al. Chemical Characteristics of Coal Pebbles and Barzas-type Coals. PANGAEA, 2001.