1-s2.0-S0012365X11004973-si1-forested choosability of planar graphs and sparse graphs.Xin Zhang,Guizhen Liu,Jianliang WuDiscrete Mathematics(2012)引用 0|浏览5暂无评分AI 理解论文溯源树样例生成溯源树,研究论文发展脉络Chat Paper正在生成论文摘要