Cite
Variability in X-ray line ratios in helium-like ions of massive stars: the wind-driven case.
MLA
Ignace, R., et al. “Variability in X-Ray Line Ratios in Helium-like Ions of Massive Stars: The Wind-Driven Case.” Astronomy & Astrophysics / Astronomie et Astrophysique, vol. 625, May 2019, p. N.PAG. EBSCOhost, https://doi.org/10.1051/0004-6361/201834752.
APA
Ignace, R., Damrau, Z., & Hole, K. T. (2019). Variability in X-ray line ratios in helium-like ions of massive stars: the wind-driven case. Astronomy & Astrophysics / Astronomie et Astrophysique, 625, N.PAG. https://doi.org/10.1051/0004-6361/201834752
Chicago
Ignace, R., Z. Damrau, and K. T. Hole. 2019. “Variability in X-Ray Line Ratios in Helium-like Ions of Massive Stars: The Wind-Driven Case.” Astronomy & Astrophysics / Astronomie et Astrophysique 625 (May): N.PAG. doi:10.1051/0004-6361/201834752.