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1Academic Journal
المصدر: Glass and Ceramics ; volume 36, issue 10, page 571-573 ; ISSN 0361-7610 1573-8515
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2Academic Journal
المصدر: Glass and Ceramics ; volume 38, issue 5, page 249-251 ; ISSN 0361-7610 1573-8515
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3Periodical
المصدر: Glass and Ceramics; October 1979, Vol. 36 Issue: 10 p571-573, 3p