In Memory of Ruggiero de Ritis July 1, 1943 — September 8, 2000
At the age of 57 years, Ruggiero de Ritis suddenly passed away on September 8, 2000. His premature departure has left a big void in those who had the luck to meet him, either as a coworker or a teacher.
KeywordsDark Matter Jordan Frame Extrasolar Planet Gravitational Physic String Cosmology
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