Long-term storage stability of incorporated hydrotreated vegetable oil (HVO) in biodiesel-diesel blends at highland and coastal areas oleh Nur Allif Fathurrahman, Kemal Ginanjar, Rossy Dwi Devitasari, Mamay Maslahat, Riesta Anggarani, Lies Aisyah, Ariana Soemanto, Maharani Dewi Solikhah, Arfie Thahar, Edi Wibowo, Cahyo Setyo Wibowo