DEMİRCAN, O. Et Al. 1994. Photoelectric Observations Minima Times of Four W UMa Systems LS Del SW Lac V839 Oph and AQ Psc. Information Bulletin on Variable Stars , no.4126 , 1-2.

DEMİRCAN, O., TANRIVER, M., DEVLEN, A., Bulut, A., Savranlar, A., Yüksel, Y., ... Aşcilar, A.(1994). Photoelectric Observations Minima Times of Four W UMa Systems LS Del SW Lac V839 Oph and AQ Psc. Information Bulletin on Variable Stars , no.4126, 1-2.

DEMİRCAN, OSMAN Et Al. "Photoelectric Observations Minima Times of Four W UMa Systems LS Del SW Lac V839 Oph and AQ Psc," Information Bulletin on Variable Stars , no.4126, 1-2, 1994

DEMİRCAN, OSMAN Et Al. "Photoelectric Observations Minima Times of Four W UMa Systems LS Del SW Lac V839 Oph and AQ Psc." Information Bulletin on Variable Stars , no.4126, pp.1-2, 1994

DEMİRCAN, O. Et Al. (1994) . "Photoelectric Observations Minima Times of Four W UMa Systems LS Del SW Lac V839 Oph and AQ Psc." Information Bulletin on Variable Stars , no.4126, pp.1-2.

@article{article, author={OSMAN DEMİRCAN Et Al. }, title={Photoelectric Observations Minima Times of Four W UMa Systems LS Del SW Lac V839 Oph and AQ Psc}, journal={Information Bulletin on Variable Stars}, year=1994, pages={1-2} }