%0 Journal Article %T Professor Wojciech W odarczyk at his 80 %A J. Zi¨® ko %A M. Gi ejowski %A A. Koz owski %J Archives of Civil Engineering %D 2010 %I Polish Academy of Sciences %R 10.2478/v.10169-010-0011-z %U http://versita.metapress.com/content/83537250v7256773/?p=cdc303ac23d94ff1b27ec238f6384db2&pi=0