@article{10_4064_cm139_2_8,
     author = {Zhi-Hong Sun and Lin-Lin Wang and Yi-Li Wu},
     title = {Tur\'an's problem and {Ramsey} numbers for trees},
     journal = {Colloquium Mathematicum},
     pages = {273--298},
     publisher = {mathdoc},
     volume = {139},
     number = {2},
     year = {2015},
     doi = {10.4064/cm139-2-8},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm139-2-8/}
}