Has participated in:
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Proprietá di media e teoremi di confronto in fisica matematica : lectures given at the Centro Internazionale Matematico Estivo (C.I.M.E.) held in Bressanone (Bolzano), Italy, June 30 - July 9, 1963
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Stereodynamics : lectures given at the summer school of the Centro Internazionale Matematico Estivo (C.I.M.E.), held in Bressanone (Bolzano), Italy, June 2 - 12, 1971
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Non-linear continuum theories : lectures given at the Centro Internazionale Matematico Estivo (C.I.M.E.) held in Bressanone (Bolzano), Italy, May 31 - June 9, 1965