@article{JEMS_2015_17_9_a6,
     author = {Yuji Sano and Carl Tipler},
     title = {Extremal metrics and lower bound of the modified {K-energy}},
     journal = {Journal of the European Mathematical Society},
     pages = {2289--2310},
     publisher = {mathdoc},
     volume = {17},
     number = {9},
     year = {2015},
     doi = {10.4171/jems/557},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/jems/557/}
}