TY  - JOUR
AU  - Petkov, Igor
AU  - Salimov, Ruslan
AU  - Stefanchuk, Mariia
TI  - Nonlinear Beltrami equation: lower estimates of Schwarz lemma’s type
JO  - Canadian mathematical bulletin
PY  - 2024
SP  - 533
EP  - 543
VL  - 67
IS  - 3
UR  - http://geodesic.mathdoc.fr/articles/10.4153/S0008439523000942/
DO  - 10.4153/S0008439523000942
ID  - 10_4153_S0008439523000942
ER  -