Coblentz, C.
and Achenbach, P.
(1958),
Performance tests of four cleanable impingement air filters type 902, 912, 9102, 9802 ::manufactured by Research Products Corporation Madison, Wisconsin, , National Institute of Standards and Technology, Gaithersburg, MD, [online], https://doi.org/10.6028/NBS.RPT.6154
(Accessed December 8, 2024)