@techreport{CaprasseDemaretGatermannetal.1990, author = {H. Caprasse and J. Demaret and Karin Gatermann and Herbert Melenk}, title = {Power-Law Type Solutions of Fourth-Order Gravity}, institution = {ZIB}, address = {Takustr. 7, 14195 Berlin}, number = {SC-90-18}, language = {eng}, year = {1990} }