D. S.  Ruby, Yang, P., Zaidi, S., Brueck, S., Roy, M., ? Narayanan, S., «Improved Performance of Self-Aligned, Selective-Emitter Silicon Solar Cells», 2nd World Conference and Exhibition on Photovoltaic Solar Energy Conversion. Vienna, Austria, 1998.

J. H.  Wohlgemuth ? Narayanan, S., «Buried contact concentrator solar cells», Twenty Second IEEE Photovoltaic Specialists Conference, ?. 1. ?. 273-277, 1991.

S.  Narayanan ? ??., «18% efficient polycrystalline silicon solar cells», Twenty First IEEE Photovoltaic Specialists Conference, ?. 1. ?. 678-680, 1990.