00312nas a2200121 4500000000100000000000100001008004100002260001300043100002200056700001800078245008000096300001400176 2016 d bSpringer1 aKrzysztof Grochla1 aKonrad Połys00aSubcarrier Allocation for LTE Soft Frequency Reuse Based on Graph Colouring a447–454