Global Mapping of Landscape Freeze-Thaw Status using Spaceborne Microwave Remote Sensing. Kim, Y., Kimball, J. S, McDonald, K. C, & Glassy, J. M 2009.
bibtex   
@article{kim_global_2009,
	title = {Global {Mapping} of {Landscape} {Freeze}-{Thaw} {Status} using {Spaceborne} {Microwave} {Remote} {Sensing}},
	author = {Kim, Youngwook and Kimball, John S and McDonald, Kyle C and Glassy, Joseph M},
	year = {2009},
}

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