Peng, Hui. “Mathematically Deriving Novel Field Equations of Electromagnetics and Gravity for Sources With Velocity, Acceleration, and Spin, Respectively ”. European Journal of Applied Sciences 14, no. 04 (August 10, 2026): 263–298. Accessed August 24, 2026. https://scholarpublishing.org/journals/index.php/EJAS/article/view/11943.