Research, Extension, and Information: Key Inputs in Agricultural Productivity Growth (Distinguished Lecture). The Pakistan Development Review, [S. l.], v. 41, n. 4I, p. pp.443–473, 2002. DOI: 10.30541/v41i4Ipp.443-473. Disponível em: https://thepdr.pk/index.php/pdr/article/view/1855. Acesso em: 25 oct. 2025.