On the Ancestral Compatibility of Two Phylogenetic Trees with Nested Taxa

Mercè Llabrés Jairo Rocha Francesc Rosselló Gabriel Valiente On the Ancestral Compatibility of Two Phylogenetic Trees with Nested Taxa http://arxiv.org/abs/cs/0505086 2005 CoRR abs/cs/0505086 db/journals/corr/corr0505.html#abs-cs-0505086 informal publication