Remote Estimation of Chlorophyll-a in Inland Waters by a NIR-Red-Based Algorithm: Validation in Asian Lakes. - Gongliang Yu; Wei Yang 003; Bunkei Matsushita; Renhui Li; Yoichi Oyama; Takehiko Fukushima (Remote. Sens., 2014)

Monitoring levels of cyanobacterial blooms using the visual cyanobacteria index (VCI) and floating algae index (FAI). - Yoichi Oyama; Takehiko Fukushima; Bunkei Matsushita; Hana Matsuzaki; Koichi Kamiya; Hisao Kobinata (Int. J. Appl. Earth Obs. Geoinformation, 2015)