Analisis Pengaruh Temperatur Pirolisis terhadap Kualitas Bahan Bakar Minyak dari Limbah Plastik Polipropilena: (Analysis of Pyrolysis Temperature Effect on Fuel-Oil Quality from Polypropilene Plastict Waste). Gravitasi, v. 19, n. 1, p. 6–10, 30 Jun.2020.