Riis, J. (1981) “SOLAR-TERRESTRIAL INFLUENCES ON WEATHER AND CLIMATE: proceedings of a symposium/workshop held at the Fawcess Center for Tomorrow, the Ohio State University, Columbus, Ohio, 24-48 August, 1978. Ed. by Billy M. McCormac, Thomas A. Seliga. D. Reidel, Dordrecht 1979, XIII, 346 s., ill., 25 cm. Pris ikke opgivet ”., Geografisk Tidsskrift, 81. Tilgængelig hos: https://tidsskrift.dk/geografisktidsskrift/article/view/45177 (Set: 7 december 2025).