Text ( visual ) : unmediated Solar drying in Africa : proceedings of a workshop held in Dakar, Senegal, 21-24 July 1986 / editors, Michael W. Bassey and O.G. Schmidt. -- Ottawa : International Development Research Centre , c1987. -- ix, 286 p. : ill. ; 25 cm. -- (Proceedings series / IDRC ; IDRC ; 255e). -- ISBN 0889364923 ; (BA06616263) ; https://ci.nii.ac.jp/ncid/BA06616263 Author Heading(s): Bassey, Michael W. ; Schmidt, O.G. ; International Development Research Centre (Canada). -- Subject Heading(s): UNSH : Solar radiation -- Agriculture