Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Uryu Michiya,On the Mean Motions Induced around a Planetary Wave Packet on a Rotating Sphere,Journal of the Meteorological Society of Japan. Ser. II,0026-1165,Meteorological Society of Japan,1975,53,1,45-54,https://cir.nii.ac.jp/crid/1390001206504467968,https://doi.org/10.2151/jmsj1965.53.1_45