@article{10_26493_1855_3974_905_cb4,
     author = {Long-Tu Yuan and Xiao-Dong Zhang},
     title = {
		{On} the {Erd\H{o}s-S\'os} {Conjecture} for graphs on n = k + 4 vertices
	},
     journal = {Ars Mathematica Contemporanea},
     pages = {49--61},
     publisher = {mathdoc},
     volume = {13},
     number = {1},
     year = {2017},
     doi = {10.26493/1855-3974.905.cb4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.26493/1855-3974.905.cb4/}
}