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pro vyhledávání: '"G. V. Helwig"'
Autor:
W. H. Barnes, G. V. Helwig
Publikováno v:
Canadian Journal of Research. 4:565-569
An X-ray investigation of the space-group of potassium dithionate is described.Approximate measurements of refractive indices and specific rotatory power were in harmony with those obtained by Groth. From Laue photographs and the fact of optical acti
Autor:
G. V. Helwig
Publikováno v:
Zeitschrift für Kristallographie - Crystalline Materials. 83:485-492