@book{ Solr-acta42690, title = {Asymptotic behavior of solutions of some differential equations with an unbounded delay}, series = {Electronic journal of qualitative theory of differential equations : proceedings of the colloquium on the qualitative theory of differential equations}, author = {Čermák Jan}, year = {2000}, url = {http://acta.bibl.u-szeged.hu/42690/1/ejqtde_006_qtde_2000_002_001-008.pdf} }