Photovoltaic power generation : proceedings of the Second Contractors' Meeting held in Hamburg, 16-18 September 1987 / ed. by R. van Overstraeten and G. CarattiPoly-elektronica zakboekje / onder red. van: R.J. van Overstraeten (voorz.) ... [et al. ; eindred.: Ouke J. Pijl ... et al. ; auteurs: B. Berkepeis ... et al. ; tek. Ton Wolters]Academiae analecta / bijdr. door R. Van Overstraeten ... [et al.]Compound semiconductors strained layers and devices / by S. Jain, M. Willander, R. Van OverstraetenProceedings of the EC Contracters' Meeting held in Brussels, 16-1 November 1982 / ed. by R. Van Overstraeten and W. Palz