@book{72,
	author = {Sohlberg, Sune. and Sokolov, Viatcheslav E. and Seminar on the Practical Application of Remote Sensing in Forestry (1985 : Jonkoping, Sweden)},
	title = {Practical applications of remote sensing in forestry},
	publisher = {Martinus Nijhott,},
	year = {1986},
	series = {Forestry science},
	address = {Dordrecht :}
}