The following three years were extremely fruitful: he published several fundamental papers, collaborated with M Krasner, and presented his results at seminars and conferences.
Ang mga sumusunod na tatlong taon ay lubhang kapaki-pakinabang: nai-publish na siya ng ilang mga pangunahing mga papeles, collaborated sa M Krasner, at ipinapahayag ng kanyang mga resulta sa seminar at Conferences.