gdp's Comments en-us https://www.intensedebate.com/users/292252 Comments by Laurentius GrassrootsPA : Aspiring engineer Gregory K. Lilik has 1st research article published... http://GrassrootsPA.com/?p=17626#IDComment13303088 Great Article! Tue, 30 Dec 2008 22:24:40 +0000 http://GrassrootsPA.com/?p=17626#IDComment13303088