@misc{80405, keywords = {workshop, L-Band, low frequency passive microwaves}, author = {Kimmo Rautiainen and Juha Lemmetyinen and Tuula Aalto and Aki Tsuruta and Vilma Kangasaho and Jaakko Ikonen and Jouni Pulliainen}, title = {Monitoring of soil freeze and thaw processes by L-band radiometry: implications for monitoring of methane stocks in Northern latitudes}, year = {2017}, month = {2017}, language = {eng}, }