Kluwer
I. Solomon , B. Equer , P. Helm

Verhoef, L. A., Liefting, J. R., Stroom, J. C., & Sinke, W. (1988). New dimensions in minority-carrier lifetime determination on poly-crystalline silicon solar cells. In I. Solomon, B. Equer, & P. Helm (Eds.), Eighth E.C. Photovoltaic Solar Energy Conference : Proceedings of the International Conference held at Florence, Italy, 9-13 May 1988 (pp. 102–106).