Özdemir, S. Et Al. 2001. The First Ground-Based PhotometricObservations of V899 Her. Information Bulletin on Variable Stars , no.5034 .

Özdemir, S., DEMİRCAN, O., ERDEM, A., ÇİÇEK, C., BULUT, İ., & SOYDUGAN, F., (2001). The First Ground-Based PhotometricObservations of V899 Her. Information Bulletin on Variable Stars , no.5034.

Özdemir, Sacit Et Al. "The First Ground-Based PhotometricObservations of V899 Her," Information Bulletin on Variable Stars , no.5034, 2001

Özdemir, Sacit Et Al. "The First Ground-Based PhotometricObservations of V899 Her." Information Bulletin on Variable Stars , no.5034, 2001

Özdemir, S. Et Al. (2001) . "The First Ground-Based PhotometricObservations of V899 Her." Information Bulletin on Variable Stars , no.5034.

@article{article, author={Sacit Özdemir Et Al. }, title={The First Ground-Based PhotometricObservations of V899 Her}, journal={Information Bulletin on Variable Stars}, year=2001}