What's the cause of the decrease in the number of angkot's passengers for LDG route in the city of MalangBudi Sugiarto Waloeya, Imma Widyawati Agustin and Dadang Meru UtomoMATEC Web Conf., 181 (2018) 10007DOI: https://doi.org/10.1051/matecconf/201818110007