Tsai, Jiun-HorngJiun-HorngTsaiHsu, Yih-ChyunYih-ChyunHsuWeng, Hung-ChengHung-ChengWengLin, Wen-YinnWen-YinnLinJeng, Fu-TienFu-TienJeng2009-01-142018-06-282009-01-142018-06-282000http://ntur.lib.ntu.edu.tw//handle/246246/96720application/pdf195666 bytesapplication/pdfen-USAir pollutant emission factors from new and in-use motorcyclesjournal articlehttp://ntur.lib.ntu.edu.tw/bitstream/246246/96720/1/04.pdf