GEBRE , A. . Neutral axis depth profile of reinforced concrete beams . Zede: Journal of Ethiopian Engineers and Architects የኢትዮጵያ መሐንዲሶችና አርክቴክቶች መጽሔት, [S. l.], v. 38, p. 27–35, 2023. Disponível em: https://ejol.aau.edu.et/index.php/ZEDE/article/view/6543. Acesso em: 10 apr. 2026.