Mr. Dan Shugar, P.E., “PowerLight to Install Solar Electric Roof Tile Manufacturing Facility with NYSERDA Cost-Sharing,” Press Release, Mar. 21, 1997, PowerLight Corporation, Berkeley, CA, USA. |
Daniel S. Shugar, P.E., “PowerLight Completes 50 kW of PV Systems in Wyoming,” Press Release, Oct. 10, 1996, PowerLight Corporation, Berkeley, CA, USA. |
Daniel S. Shugar, P.E. and Thomas L. Dinwoodie, AIA, “Photovoltaic Roof Tiles for Commercial Buildings,” Solar Today Magazine, Jul./Aug. 1996, pp 18-20, Boulder, CO, USA. |