TY  - JOUR
AU  - E. I. Gordon
TI  - Some remarks about nonstandard methods in analysis.~I
JO  - Vladikavkazskij matematičeskij žurnal
PY  - 2019
SP  - 25
EP  - 41
VL  - 21
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/VMJ_2019_21_4_a2/
LA  - en
ID  - VMJ_2019_21_4_a2
ER  -