. . . "Robert Gravlin Cooper" . "Ingénieur chimiste, Ingénieur en organisation, Canada Robert G. Cooper" . "Gravlin" . "R." . "Robert Gravlin Cooper" . . "R. G." . "Robert Cooper" . "Gravlin Cooper" . "Cooper, Robert G. Chemieingenieur, Betriebswissenschafter, Kanada" . "Chemieingenieur, Betriebswissenschafter, Kanada Robert G. Cooper" . "Cooper, Robert G. Chemical engineer, Industrial engineer, Canada" . "Robert G. Cooper"@en-US . . "George" . "Cooper, Robert G. (Robert Gravlin)" . . "Robert George Cooper" . "G." . "http://www.wikidata.org/entity/Q6581097" . "Robert" . "1943" . "Chemical engineer, Industrial engineer, Canada Robert G. Cooper" . "Cooper, Robert G. Ingénieur chimiste, Ingénieur en organisation, Canada" . "Cooper" . "R. G. Cooper" . . "Robert Cooper" . "R. G. Cooper" . "Robert Gravlin" .