TY - JOUR AU - CAVALLO, ALBERTO TI - AN INVARIANT OF LEGENDRIAN AND TRANSVERSE LINKS FROM OPEN BOOK DECOMPOSITIONS OF CONTACT 3-MANIFOLDS JO - Glasgow mathematical journal PY - 2021 SP - 451 EP - 483 VL - 63 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.1017/S0017089520000300/ DO - 10.1017/S0017089520000300 ID - 10_1017_S0017089520000300 ER -