Meinten Sie:
+keyword:(kohle)
Proc. of the 13th intersoc. energy conversion engng., conf., San Diego, Calif., Aug. 20-25, 1978
11th Intersociety Energy Conversion Engineering Conf. Proc., State Line, 12-17 Sept., 1976
11th Intersociety Energy Conversion Eng. Conf. Proc., State Line, 12-17 Sept., 1976