D. A. EKPECHI; OPKALAKU-NATH, V. C.; OPARA, U. V.; EZEAKU, N. I.; NWANKWO, E. I.; NWANKWO, C. A.; HASSAN, A.; OSASONA, C. O.; JACKSON, D. O. Modeling and Comparative Analysis of the Compressive Strength of Concretes of Varying Sand Zones Using Scheffe’s Theory. Engineering Science & Technology, [S. l.], v. 6, n. 2, p. 177–201, 2025. DOI: 10.37256/est.6220255525. Disponível em: https://ojs.wiserpub.com/index.php/EST/article/view/5525. Acesso em: 3 apr. 2025.