The S2 Very Long Baseline Interferometry system. Cannon, W. H. ; Baer, D. ; Feil, G. ; Hirasawa, D. ; Jakovina, R. ; Newby, P. ; Tan, H. ; Wietfeldt, R. Abstract Publication: Journal of the Royal Astronomical Society of Canada Pub Date: August 1993 Bibcode: 1993JRASC..87..178C