Chemical abstracts : vol.42, jan .10 june.20.1948
American Chemical Society
Chemical abstracts : vol.42, jan .10 june.20.1948 - Columbus : the ohio state uni versity 1948 - 4400P
540.5
Chemical abstracts : vol.42, jan .10 june.20.1948 - Columbus : the ohio state uni versity 1948 - 4400P
540.5