@book{199947,
	author = {Ziegler, Peter A.},
	title = {Evolution of Laurussia:},
	publisher = {Kluwer Academic Publishers,},
	year = {1989},
	address = {Boston:},
	note = {Designated publication no. 0163 of the International Lithosphere Programme.  Published with the cooperation of and on behalf of the Royal Geological and Mining Society of the Netherlands (K.N.G.M.G)}
}