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@article{AL_1973_12_2_a5, author = {Yu. G. Penzin}, title = {Undecidability of fields of rational functions over fields of}, journal = {Algebra i logika}, pages = {205--210}, publisher = {mathdoc}, volume = {12}, number = {2}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_1973_12_2_a5/} }
Yu. G. Penzin. Undecidability of fields of rational functions over fields of. Algebra i logika, Tome 12 (1973) no. 2, pp. 205-210. http://geodesic.mathdoc.fr/item/AL_1973_12_2_a5/