Generalization Of Newton’s Dynamical Gravitational  Potential Using Gravitational Time Dilation And Gravitational Length Contraction In Schwarzschild Spacetime. JNAMP [Internet]. 2024 Oct. 23 [cited 2025 Apr. 5];68:151-6. Available from: https://nampjournals.org.ng/index.php/home/article/view/429