[R3_O] Rivers, Lakes, Permafrost and Snow Cover

[R3-O04] 25 years of high-frequency ground penetrating radar measurements for snow studies in Svalbard

*Dariusz Ignatiuk、Thorben Dunse、Jean-Charles Gallet、Luc Girod、Mariusz Grabiec、Daniel Kepski、Jack Kohler、Michal Laska、Bartlomiej Luks、Ward Van Pelt、Rickard Pettersson、Veijo Pohjola、Thomas V. Schuler