Items where Author is "Ranta, H."

Ranta, H. and Ranta, A. and Hargreaves, J. K. (1999) Small-scale structure of ionospheric absorption of cosmic noise during pre-onset and sharp onset phases of an auroral substorm. Geophysica, 35 (1-2). pp. 45-57. ISSN 0367-4231

Ranta, H. and Ranta, A. and Hargreaves, J.K. and Browne, S. (1997) Localized absorption events in the afternoon sector. Journal of Atmospheric and Solar-Terrestrial Physics, 59 (8). pp. 891-902. ISSN 1364-6826

Hargreaves, J.K. and Browne, S. and Ranta, H. and Ranta, A. and Rosenberg, T.J. and Detrick, D.L. (1997) A study of substorm-associated nightside spike events in auroral absorption using imaging riometers at the South Pole and Kilpisjrvi. Journal of Atmospheric and Solar-Terrestrial Physics, 59 (8). pp. 853-872. ISSN 1364-6826

Ranta, H. and Ranta, A. and Yousef, S. M. and Burns, J. and Stauning, P. (1993) D-region observations of polar cap absorption events during the EISCAT operation in 1981–1989. Journal of Atmospheric and Terrestrial Physics, 55 (4-5). pp. 751-766.