Ryuhei Uehara Zhi-Zhong Chen Paralle Approximation Algorithms for Maximum Weighted Matching in General Graphs. 84-98 http://link.springer.de/link/service/series/0558/bibs/1872/18720084.htm 2000 conf/ifipTCS/2000 IFIP TCS db/conf/ifipTCS/ifipTCS2000.html#UeharaC00