共 21 条
[1]
FILTERS FROM SUBMICRON-DIAMETER ORGANIC FIBERS
[J].
INDUSTRIAL AND ENGINEERING CHEMISTRY,
1960, 52 (04)
:315-316
[4]
CUONG NB, 1974, TELLUS, V26, P241, DOI 10.1111/j.2153-3490.1974.tb01972.x
[5]
DAHMS R, 1972, ENVIR SCI TECHN, V6, P441
[7]
FRIEND JP, 1973, CHEMISTRY LOWER ATMO
[8]
CONTRIBUTION TO ATMOSPHERIC SULFUR BUDGET
[J].
JOURNAL OF GEOPHYSICAL RESEARCH,
1970, 75 (12)
:2365-&
[9]
GRAVENHORST G, IN PRESS