APA (7th ed.) Citation

TCHERKEZOVA, m., STOYANOVA, e., & KOTSEV, T. A CONCEPT OF AN INTEGRATED GEODATABASE FOR SURFACE WATER, SOIL AND GROUNDWATER POLLUTION WITH ARSENIC IN THE UPPER PART OF OGOSTA VALLEY, NORTHWESTERN BULGARIA. European Association of Geographers.

Chicago Style (17th ed.) Citation

TCHERKEZOVA, milia, elimira STOYANOVA, and Tsvetan KOTSEV. A CONCEPT OF AN INTEGRATED GEODATABASE FOR SURFACE WATER, SOIL AND GROUNDWATER POLLUTION WITH ARSENIC IN THE UPPER PART OF OGOSTA VALLEY, NORTHWESTERN BULGARIA. European Association of Geographers.

MLA (9th ed.) Citation

TCHERKEZOVA, milia, et al. A CONCEPT OF AN INTEGRATED GEODATABASE FOR SURFACE WATER, SOIL AND GROUNDWATER POLLUTION WITH ARSENIC IN THE UPPER PART OF OGOSTA VALLEY, NORTHWESTERN BULGARIA. European Association of Geographers.

Warning: These citations may not always be 100% accurate.