PENG, Hui. Spin-Electromagnetics and Spin-Gravity vs Spin-Electromagnetics-Force and Spin-Gravity-Force (5th Force?). European Journal of Applied Sciences, [S. l.], v. 14, n. 03, p. 546–561, 2026. DOI: 10.14738/ejas.1403.11959. Disponível em: https://scholarpublishing.org/journals/index.php/EJAS/article/view/11959. Acesso em: 24 jul. 2026.