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"#Properties of #Bismuth-#Containing #High-#Silica #Glass #Depending on the #Bismuth #Concentration and #Heat #Treatment. I. #Spectral-#Optical #Properties" https://t.co/rKtcWtaYhw
"#Properties of #Bismuth-#Containing #High-#Silica #Glass #Depending on the #Bismuth #Concentration and #Heat #Treatment. I. #Spectral-#Optical #Properties" https://t.co/rKtcWtaYhw