東京駅北口通路改良工事 : 都市部における営業線改良工事の現状 (特集 東北縦貫線開業に向けた駅の改修) -- (施工事例)

Recent application of time-varying birth-death models to molecular phylogenies suggests that a decreasing diversification rate can only be observed if there was a decreasing speciation rate coupled with extremely low or no extinction. However, from a paleontological perspective, zero extinction rate... View More