@conference{UBHD-65252533, title={June 19-22, 1980, Philadelphia, Pa, Univ. of Pennsylvania}, year={1980}, pages={V, 167 S.}, language={eng}, number={ARRAY(0x559d43a3d6e8)}, series={Proceedings of the conference}, library={MA [Signatur: CL ACL 192/2]}, }