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 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_2015_441_a2/ LA - ru ID - ZNSL_2015_441_a2 ER -