Rezul'taty geomagnitnych, telluričeskich i ionosfernych izmerenij, provedennych v observatorijach Pr°ugonice, Budkov i Panska Ves v godu ... = Results of geomagnetic, earth current and ionospheric measurements made at the observatories of Pr°uhonice, Budkov and Panska Ves (Praga Izdat. Čechoslovackoj Akad. Nauk, 1959)
Keywords: Zeitschrift