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Author: Torriani, Hugo H.

• Torriani, Hugo H.: A problem about Feynman integrals on Riemannian manifolds. (English). In: Bureš, J. and Souček, V. (eds.): Proceedings of the Winter School "Geometry and Physics". Circolo Matematico di Palermo, Palermo, 1987. pp. [253]-258
• Torriani, Hugo H.: Profinite completions of the fundamental group of the Klein bottle. (English). Czechoslovak Mathematical Journal, vol. 35 (1985), issue 4, pp. 511-514