Cattiaux, Collet, Lambert, Martínez, Méléard and San Martín [58]
Collet, Martínez and San Martín [72]
Kennedy [166]
Kao [158]
Pinsky [281]
Pinsky [282]
Jacka and Roberts [153]
Jacka and Roberts [155]
Kyprianou and Palmowski [204]
Lladser and San Martín [223]
Steinsaltz and Evans [347]
Ye [398]