00765cam a2200205 7i4500 0000015576 20180424090000.0 20180424100611.0 180424 au BI NM TECDOC 355 1985 Comparison of high efficiency particulate filter testing methods. Vienna: International Atomic Energy Agency, 1985. 108 p.: ill.; 30 cm.. "final report of the co-ordinated research programme sponsored by the International Atomic Energy Agency from 1979 to 1982." Includes bibliographical references Air filters International Atomic Energy Agency NM 1000005279 Book IAEA - Open Shelf HQ Library