@booklet {6977,
	title = {ARKIN, Y., BEYTH, M., DOW, D.B., LEVITTE, D., TEMESGEN, H. and TSEGAYE, H. 1971. Geological map of Mekele sheet area ND 37-11 Tigre Province. 1:250,000. Ministry of Mines, Geological Survey of Ethiopia, Addis Ababa.},
	year = {1971},
	note = {ARKIN, Y., BEYTH, M., DOW, D.B., LEVITTE, D., TEMESGEN, H. and TSEGAYE, H. 1971. Geological map of Mekele sheet area ND 37-11 Tigre Province. 1:250,000. Ministry of Mines, Geological Survey of Ethiopia, Addis Ababa.}
}
