@BOOK {THOTTAPPILLY:1998c, title = {Les virus et les maladies virales du mais en Afrique tropicale: Guide de recherche de l'Iita, No. 54}, author = {Thottappilly, G. and Rossel, H. W. and Bosque-Perez, N. A. }, series = {Guide de recherche de l'Iita, No. 54}, year = {1998}, month = {December}, publisher = {International Institute of Tropical Agriculture (IITA)}, address = {Ibadan, Nigeria}, isbn = {978-131-137-1}, note = {38p.}, }