P. Ryason

发表

P. Ryason, E. Hirsch, 1974 .

L. Fraas, P. Ryason, W. Pyle, 1983, Applied optics.

P. Ryason, E. Yamaguchi, M. Untermann, 2006 .

P. R. Ryason, J. T. Gilmore, I. Chan, 1990 .

P. Ryason, E. Yamaguchi, S. Yeh, 1998 .

P. Ryason, P. Ballinger, 1971 .

W. L. Richardson, P. Ryason, M. R. Barusch, 1963 .

P. R. Ryason, P. Ryason, 1980 .

P. Ryason, J. Harkins, 1967, Journal of the Air Pollution Control Association.

P H Merz, P. Ryason, L. Painter, 1972, Atmospheric environment.