Authors:
Riehokainen, A
Urpo, S
Valtaoja, E
Makarov, VI
Makarov, LV
Tlatov, AG
Citation: A. Riehokainen et al., Millimeter-radio, SOHO/EIT 171 angstrom features and the polar faculae in the polar zones of the Sun, ASTRON ASTR, 366(2), 2001, pp. 676-685