受强制性开放获取政策约束的文章 - Ja'afar Umar了解详情
无法在其他位置公开访问的文章：1 篇
Morphological Characterization of Tomato Genotypes (Solanum lycopersicum L).
U Hassan, U Ja'afar, T Ibrahim
International Journal Of Science for Global Sustainability 6 (3), 58-64, 2020
强制性开放获取政策： US Department of Agriculture
可在其他位置公开访问的文章：1 篇
Impact survey results after SAFE strategy implementation in 15 local government areas of Kebbi, Sokoto and Zamfara States, Nigeria
C Mpyet, N Muhammad, MD Adamu, M Ladan, R Willis, MM Umar, ...
Ophthalmic epidemiology 25 (sup1), 103-114, 2018
强制性开放获取政策： US Agency for International Development, UK Medical Research Council …
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