Prediction of mass and radii of anisotropic polytropic compact objects with Buchdahl-I metricS. A. Mardan, A. Zahra, Muhammad Bilal Riaz, Rubab Manzoor and Adnan MalikEur. Phys. J. C, 85 2 (2025) 140DOI: https://doi.org/10.1140/epjc/s10052-025-13871-1