APA (7th ed.) Citation

Zhang, X. Optical Quasiperiodic Oscillations with 550 Day Periodicity in the Reverberation-mapped Broad Line Quasar PG 1411+442. IOP Publishing.

Chicago Style (17th ed.) Citation

Zhang, Xue-Guang. Optical Quasiperiodic Oscillations with 550 Day Periodicity in the Reverberation-mapped Broad Line Quasar PG 1411+442. IOP Publishing.

MLA (9th ed.) Citation

Zhang, Xue-Guang. Optical Quasiperiodic Oscillations with 550 Day Periodicity in the Reverberation-mapped Broad Line Quasar PG 1411+442. IOP Publishing.

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