00472nam a22001217a 4500008004100000040005500041080001800096245012900114260005600243300001500299650002300314653001300337230619b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  a622.355.1bL5  aGuide norms for prospecting, exploration, reserve estimation and technological assessment of cement-grade limestone deposits  aIndia: bCement Research Institute of India, c1975  aiii, 110p.  aLimestone deposits  aSampling