APA (7th ed.) Citation

Tonkov, S. (2010). Age determination of sediment core TM1, Tschokljovo Marsh, Bulgaria. PANGAEA.

Chicago Style (17th ed.) Citation

Tonkov, Spassimir. Age Determination of Sediment Core TM1, Tschokljovo Marsh, Bulgaria. PANGAEA, 2010.

MLA (9th ed.) Citation

Tonkov, Spassimir. Age Determination of Sediment Core TM1, Tschokljovo Marsh, Bulgaria. PANGAEA, 2010.

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