APA (7th ed.) Citation

Wu, B., Liang, E., & Zhang, X. Black hole images under spherical-shell and circular-annulus accretion models in Schwarzschild spacetime: A semianalytical approach. SpringerOpen.

Chicago Style (17th ed.) Citation

Wu, Bofeng, En-Wei Liang, and Xiao Zhang. Black Hole Images Under Spherical-shell and Circular-annulus Accretion Models in Schwarzschild Spacetime: A Semianalytical Approach. SpringerOpen.

MLA (9th ed.) Citation

Wu, Bofeng, et al. Black Hole Images Under Spherical-shell and Circular-annulus Accretion Models in Schwarzschild Spacetime: A Semianalytical Approach. SpringerOpen.

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