?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=+Ashfaq+Rana+Khawar&rft.aufirst=Rana+Khawar&rft.aulast=Ashfaq&rft.date=2024&rft.title=Combining+photoacoustic+spectroscopy+and+scanning+mobility+particle+sizer+instruments+for+characterization+of+diesel+emissions&rft.isbn=978-963-688-009-5&rft.genre=proceeding