Conference on Counting Couples: Improving Marriage, Divorce, Remarriage, and Cohabitation Data in the Federal Statistical System (2001 : National Institutes of Health)
sponsored by the Committee on Air Transport Operations and Maintenance of the Transportation Research Board held at the TRB 60th annual meeting, January 15, 1981
Seminario sobre Discrepancias en las Estadísticas de Comercio Exterior de los Países del Istmo Centroamericano (1966 : Escuela Superior de Administración Pública América Central)