Gao, Y. Analytical description for light propagation with the source inside the black hole photon sphere. SpringerOpen.
Chicago Style (17th ed.) CitationGao, Yuan-Xing. Analytical Description for Light Propagation with the Source Inside the Black Hole Photon Sphere. SpringerOpen.
MLA (9th ed.) CitationGao, Yuan-Xing. Analytical Description for Light Propagation with the Source Inside the Black Hole Photon Sphere. SpringerOpen.
Warning: These citations may not always be 100% accurate.