TY - JOUR TI - M. I. Gordin on Doeblin and on Doeblin–Fortet work (excerpts from letters) JO - Zapiski Nauchnykh Seminarov POMI PY - 2015 SP - 13 EP - 16 VL - 441 UR - http://geodesic.mathdoc.fr/item/ZNSL_2015_441_a2/ LA - ru ID - ZNSL_2015_441_a2 ER -