Siti Izatul Hawa Khairol Salleh. (2017). Effect of Ball to Powder Ratio and Media Density on Fine Grinding and Mechanical Activation of Hematite Ores in Planetary Mill. School of Materials Engineering, Universiti Malaysia Perlis.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Siti Izatul Hawa Khairol Salleh. Effect of Ball to Powder Ratio and Media Density on Fine Grinding and Mechanical Activation of Hematite Ores in Planetary Mill. Perlis,Malaysia: School of Materials Engineering, Universiti Malaysia Perlis, 2017.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Siti Izatul Hawa Khairol Salleh. Effect of Ball to Powder Ratio and Media Density on Fine Grinding and Mechanical Activation of Hematite Ores in Planetary Mill. School of Materials Engineering, Universiti Malaysia Perlis, 2017.
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