U.S. and Partners Sign Space Station Agreement: Nearly 3 years in the making, it could be a model for other cooperative ventures; the basic principle: everybody shares, and everybody paysWaldrop, M. M. · Science · 1988

Sense of SmellBrecher, Ruth; Brecher, Edward · The Science News-Letter · 1956

Footprints on the Sands of Time: "The Dictionary of American Biography"Ruth Brecher and Edward Brecher · The American Scholar · 1944-1945