Measuring Omega in Compact Objects: Equivalent Widths of Quasar Emission Lines and Gravitational Microlensing Dalcanton, J. J. ; Canizares, C. R. ; Granados, A. ; Stocke, J. T. ; Steidel, C. C. Abstract Publication: Observational Cosmology Pub Date: January 1993 Bibcode: 1993ASPC...51...43D