@misc{OPUS4-984, title = {Jahresbericht 1989}, issn = {0934-5892}, url = {http://nbn-resolving.de/urn:nbn:de:0297-zib-9847}, number = {1989}, year = {1990}, language = {de} } @misc{OPUS4-985, title = {Jahresbericht 1988}, issn = {0934-5892}, url = {http://nbn-resolving.de/urn:nbn:de:0297-zib-9858}, number = {1988}, year = {1989}, language = {de} } @misc{OPUS4-986, title = {Jahresbericht 1987}, issn = {0933-7903}, url = {http://nbn-resolving.de/urn:nbn:de:0297-zib-9860}, number = {1987}, year = {1988}, language = {de} } @misc{OPUS4-987, title = {T{\"a}tigkeitsbericht 1986}, url = {http://nbn-resolving.de/urn:nbn:de:0297-zib-9871}, number = {1986}, year = {1987}, language = {de} } @misc{OPUS4-988, title = {T{\"a}tigkeitsbericht 1985}, url = {http://nbn-resolving.de/urn:nbn:de:0297-zib-9885}, number = {1985}, year = {1986}, language = {de} }