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1دورية أكاديمية
المؤلفون: Gavars, Didzis, Perminov, Dmitry, Tauckels, Eriks, Lindenberga, Ilze, Miķelsone, Agnese, Auce, Agris
المصدر: Proceedings of the Latvian Academy of Sciences. Section B. Natural, Exact, and Applied Sciences. ; volume 78, issue 2, page 133-140 ; ISSN 2255-890X
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2دورية أكاديمية
المؤلفون: Gavars, Didzis, Perminov, Dmitry, Tauckels, Eriks, Lindenberga, Ilze, Tutāne, Anna, Auce, Agris
المصدر: Proceedings of the Latvian Academy of Sciences. Section B. Natural, Exact, and Applied Sciences. ; volume 76, issue 3, page 333-337 ; ISSN 2255-890X
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3