@book{20293, author = {Leppäranta, Matti. and SpringerLink (Online service)}, title = {The Drift of Sea Ice}, publisher = {Praxis Publishing Ltd,}, year = {2005.}, series = {Springer Praxis Books, Geophysical Sciences}, address = {Berlin, Heidelberg :}, url = {http://dx.doi.org/10.1007/b138386} }