@unpublished{TUW-120223, author = {Sekido, Mamoru and Hobiger, Thomas and Ichikawa, R. and Kondo, Tetsuro and Yoshikawa, M.}, title = {VLBI observation of Spacecraft-Differential VLBI and Phase Ambiguity Solution (in Japanese)}, year = {2005}, note = {poster presentation: Joint Meeting for Earth and Planetary Science, Makuhari Messe, Japan; 2005-05-22 -- 2005-05-26} }