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Author Title Year (up) Publication Volume Pages
Brown, D. R. Natural illumination charts 1952 Research and Development Project NS 714-100
Howell, J.C.; Laskey, A.R.; Tanner, J.T. Bird Mortality at Airport Ceilometers 1954 The Wilson Bulletin 66 207-215
Blum, H.F. Photoorientation and the “Tropism Theory” 1954 The Quarterly Review of Biology 29 307
Aschoff, J. Zeitgeber der tierischen Tagesperiodik 1954 Die Naturwissenschaften 41 49-56
Strahringer, W. Straßenbeleuchtung: eine energiewirtschaftliche Studie 1954