Deteksi Kemurnian Air Zamzam Menggunakan Metode Spektrofotometri Fourier Transform Infrared (FTIR) dan Kemometrik (Detection of Zamzam Water Purity Using Fourier Transform Infrared (FTIR) Spectroscopy Technique and Chemometrics) - Rasyida, Kun (UPT Penerbitan Universitas Jember, 2014)