Photometric atlas of the solar spectrum : from lambda 3612 to lambda 8771, with an appendix from lambda 3332 to lambda 3637 = Fotometria atlaso de la sunospektro / by M. Minnaert, G.F.W. Mulders, J. HoutgastPhotometric atlas of the solar spectrum : from lambda 3612 to lambda 8771, with an appendix from lambda 3332 to lambda 3637 = Fotometria atlaso de la sunospektro / by M. Minnaert, G.F.W. Mulders, J. Houtgast