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1
المؤلفون: D Ushakov, L Cherkasova, Kh Shatila
المصدر: IOP Conference Series: Earth and Environmental Science. 937:022037
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2
المؤلفون: D Ushakov, E Goryunova, Kh Shatila
المصدر: IOP Conference Series: Earth and Environmental Science. 937:022038
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3
المؤلفون: T Podolskaya, G V Kravchenko, Kh Shatila
المصدر: IOP Conference Series: Earth and Environmental Science. 937:022036