An Efficient Reduction from Constrained to Unconstrained Maximum Agreement Subtree.

Z. S. Peng H. F. Ting An Efficient Reduction from Constrained to Unconstrained Maximum Agreement Subtree. 104-115 2005 conf/wabi/2005 WABI http://dx.doi.org/10.1007/11557067_9 db/conf/wabi/wabi2005.html#PengT05