Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) S OBARA,The hot-water piping route of a fuel cell energy network with a concentration installing method,International Journal of Hydrogen Energy,0360-3199,Elsevier BV,2006-10,31,13,1807-1818,https://cir.nii.ac.jp/crid/1363670321106098432,https://doi.org/10.1016/j.ijhydene.2005.11.023