APA (7th ed.) Citation

Tvardovskyi, D. E., & Marsakova, V. I. (2015). Cyclic Period Changes of beta Lyrae-type Eclipsing Variable Stars KR Cyg, V382 Cyg and BX And.

Chicago Style (17th ed.) Citation

Tvardovskyi, D. E., and V. I. Marsakova. Cyclic Period Changes of Beta Lyrae-type Eclipsing Variable Stars KR Cyg, V382 Cyg and BX And. 2015.

MLA (8th ed.) Citation

Tvardovskyi, D. E., and V. I. Marsakova. Cyclic Period Changes of Beta Lyrae-type Eclipsing Variable Stars KR Cyg, V382 Cyg and BX And. 2015.

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