Aspects of the direct photometry of substances distributed on translucent sheets
Tài liệu tham khảo
McEvoy-Bowe, 1960
Martin, 1949, Biochem. Soc. Symp. (Cambridge, Engl.), 3, 4
Block, 1955
H.C. Robinson and J.W.H. Lugg, unpublished observations.
1961