@article{10_1017_S0017089512000225,
     author = {MO, XIAOHUAN and SHEN, ZHONGMIN and LIU, HUAIFU},
     title = {A {NEW} {QUANTITY} {IN} {RIEMANN-FINSLER} {GEOMETRY*}},
     journal = {Glasgow mathematical journal},
     pages = {637--645},
     year = {2012},
     volume = {54},
     number = {3},
     doi = {10.1017/S0017089512000225},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089512000225/}
}