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Ferry Fernando, Kendall Malik, Yandri, and Saftrian Mukhlizul Fuad, “Pengembangan Desain Masker N95 dengan Filter Vulkanik Berbahan Alami (Kulit Jagung) untuk Mitigasi Bencana Gunung Merapi Sumatera Barat”, serenade 2021, vol. 3, no. 1, Aug. 2025.