AKAIKE, H., Fitting autoregressive models for prediction, Ann. Inst. Statist. Math., 21, 243-247, 1969a.
AKAIKE, H., Power spectrum estimation through autoregressive model fitting, Ann. Inst. Statist. Math., 21, 407-419, 1969b.
ASADA, T. and H. SHIMAMURA, Observation of earthquakes and explosions at the bottom of the Western Pacific: Structure of oceanic lithosphere revealed by longshot experiment, in The Geophysics of the Pacific Ocean Basin and Its Margin, Geophys. Monogr. Ser., ed. G.H. Sutton, M.H. Manghnai, and R. Moberly, Vol. 19, pp. 135-153, Am. Geophys. Union, Washington, D.C., 1976.
ASHIDA, Y. and M. SAITO, Design of digital Chebyshev filters, Butsuri-Tanko, 23 (1), 6-19, 1970 (in Japanese).