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@article{INTO_2001_33_a5, author = {R. C. Penner}, title = {The geometry of the {Gauss} product}, journal = {Itogi nauki i tehniki. Sovremenna\^a matematika i e\"e prilo\v{z}eni\^a. Temati\v{c}eskie obzory}, pages = {182--212}, publisher = {mathdoc}, volume = {33}, year = {2001}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/INTO_2001_33_a5/} }
R. C. Penner. The geometry of the Gauss product. Itogi nauki i tehniki. Sovremennaâ matematika i eë priloženiâ. Tematičeskie obzory, Algebraic geometry – 4, Tome 33 (2001), pp. 182-212. http://geodesic.mathdoc.fr/item/INTO_2001_33_a5/