Studi perbandingan kualitas udara ambien berdasarkan pengukuran parameter SO2, NO2, dan logam Pb dalam total suspended particulates (TSP) di sejumlah wilayah DKI Jakarta pada musim hujan dan kemarau = Comparative study of ambient air quality with parameter measurement based on SO2, NO2, and Pb metal in total suspended particulates (TSP) in areas around DKI Jakarta in rainy and dry seasons