– Eisuke Watanabe, Ryuichi Shibasaki, Extraction of bunkering services from Automatic Identification System data and their international comparisons (in Special Issue “Global and International Logistics – the Second Edition “), Sustainability, 15(24), 16711, 2023 doi: 10.3390/su152416711

– Trang Tran, Ryuichi Shibasaki, Maritime route choice in computational general equilibrium model, The Applied Regional Science Conference Annual Meeting, 37, 9−10 December 2023, Toyonaka, Japan