K. Kosaksri, . M. Jongjitjaroen, . T. . Srinophakun, M. W. . Fowler, and . E. . Croiset, “Optimal Operation of Tubular Solid Oxide Fuel Cell Based on Efficiency and Environmental Impact”, Agr. Nat. Resour., vol. 48, no. 3, pp. 474–486, Jun. 2014.