SKINNER, Richard. American Engineering Doctoral Enrollments. International Higher Education, [S. l.], n. 72, p. 23–24, 2013. DOI: 10.6017/ihe.2013.72.6108. Disponível em: https://ejournals.bc.edu/index.php/ihe/article/view/6108. Acesso em: 30 apr. 2024.