@ARTICLE{ppr:rabbott:2004:1, title = {{S}eismic isolation enhancements for initial and advanced {LIGO}}, status = {}, author = {R.~Abbott, R.~Adhikari, G.~Allen, D.~Baglino, C.~Campbell, D.~Coyne, E.~Daw, D.~DeBra, J.~Faludi, P.~Fritschel, A.~Ganguli, J.~Giaime, M.~Hammond, C.~Hardham, G.~Harry, W.~Hua, L.~Jones, J.~Kern, B.~Lantz, K.~Lilienkamp, K.~Mailand, K.~Mason, R.~Mittleman, S.~Nayfeh, D.~Ottaway, J.~Phinney, W.~Rankin, N.~Robertson, R.~Scheffler, D.H.~Shoemaker, S.~Wen, M.~Zucker and L.~Zuo}, journal = {Classical and Quantum Gravity}, volume = {21}, pages = {S915-S921}, year = {2004}, }