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المؤلفون: A F Rohman, I N Atitus, D D Heraswati, I Istiqomah, A Isnansetyo
المصدر: IOP Conference Series: Earth and Environmental Science. 919:012055
المؤلفون: A F Rohman, I N Atitus, D D Heraswati, I Istiqomah, A Isnansetyo
المصدر: IOP Conference Series: Earth and Environmental Science. 919:012055