TY  - JOUR
AU  - Omelyan Gorbachuk
AU  - Mykola Komarnytskyi
AU  - Yuri Maturin
TI  - On differential preradicals
JO  - Algebra and discrete mathematics
PY  - 2007
SP  - 73
EP  - 83
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/ADM_2007_4_a6/
LA  - en
ID  - ADM_2007_4_a6
ER  -