Karayigit, A. İ. Et Al. 1997. Mineralogy and petrography of the two Lower Eocene lacustrine coals, Sorgun and Suluova, Turkey. INTERNATIONAL JOURNAL OF COAL GEOLOGY , vol.34 , 111-130.

Karayigit, A. İ., Gayer, R., Cicioglu, E., & Eris, E., (1997). Mineralogy and petrography of the two Lower Eocene lacustrine coals, Sorgun and Suluova, Turkey. INTERNATIONAL JOURNAL OF COAL GEOLOGY , vol.34, 111-130.

Karayigit, ALİ Et Al. "Mineralogy and petrography of the two Lower Eocene lacustrine coals, Sorgun and Suluova, Turkey," INTERNATIONAL JOURNAL OF COAL GEOLOGY , vol.34, 111-130, 1997

Karayigit, ALİ İ. Et Al. "Mineralogy and petrography of the two Lower Eocene lacustrine coals, Sorgun and Suluova, Turkey." INTERNATIONAL JOURNAL OF COAL GEOLOGY , vol.34, pp.111-130, 1997

Karayigit, A. İ. Et Al. (1997) . "Mineralogy and petrography of the two Lower Eocene lacustrine coals, Sorgun and Suluova, Turkey." INTERNATIONAL JOURNAL OF COAL GEOLOGY , vol.34, pp.111-130.

@article{article, author={ALİ İHSAN KARAYİĞİT Et Al. }, title={Mineralogy and petrography of the two Lower Eocene lacustrine coals, Sorgun and Suluova, Turkey}, journal={INTERNATIONAL JOURNAL OF COAL GEOLOGY}, year=1997, pages={111-130} }