TY  - JOUR
AU  - Casals, Roger
AU  - Murphy, Emmy
AU  - Presas, Francisco
TI  - Geometric criteria for overtwistedness
JO  - Journal of the American Mathematical Society
PY  - 2019
SP  - 563
EP  - 604
VL  - 32
IS  - 2
UR  - http://geodesic.mathdoc.fr/articles/10.1090/jams/917/
DO  - 10.1090/jams/917
ID  - 10_1090_jams_917
ER  -