INDIAN STANDARDS INSTITUTION
Indian Standard Methods of Test for Soils Part XXV Determination od Silica Sesquixide Ratio IS 2720 1982 - Delhi Indian Standard Institution 1983 - 8p
IS:2720(part25)1982
Indian Standard Methods of Test for Soils Part XXV Determination od Silica Sesquixide Ratio IS 2720 1982 - Delhi Indian Standard Institution 1983 - 8p
IS:2720(part25)1982