1. F. Smole, Ph. D. thesis, Ljubljana, 1989.
2. F. A. Rubinelli and R. E. Schropp, Proceedings of the Second World Conference on Photovoltaic Energy Conversion held at Vienna, Austria, 1998, edited by J. Schmid et al.(European Commission, Luxembourg, 1998), pp.998–1001.
3. Range of validity of the surface‐photovoltage diffusion length measurement: A computer simulation
4. Current transport in amorphous silicon n/p junctions and their application as ‘‘tunnel’’ junctions in tandem solar cells
5. J. A. Willemen, M. Zeman, J. W. Metselaar, Proceedings of the First World Conference on Photovoltaic Energy Conversion, Waikoloa, Hawaii, 1994 (IEEE, New York, 1995), pp. 599–602.