00486nam a2200193Ia 4500003000400000005001700004008004100021020001800062040000700080041000800087082002100095100003000116245005200146250000600198260004200204300001700246365001300263650001600276OSt20230427151045.0210423s2010 xx 000 0 und d a9788120341944 cAL aeng a537.535 CHAS223 aCHATTERJEE (Sanat kumar). aX-ray diffraction: Its theory and applications. a2 aNew DelhibPHI Learning Pvt Ltdc2010 axiv,213pbPB b195cINR aElectricity