Tri Kismantoro 2026. Capital Allocation Strategies for Fleet Decarbonization: A Financial Risk-Return Analysis of Alternative Fuel Investment Among Global Shipping Enterprises. MANABIS: Jurnal Manajemen dan Bisnis. 5, 2 (Jun. 2026), 408–417. DOI:https://doi.org/10.54259/manabis.v5i2.7277.