@article{oai:kumadai.repo.nii.ac.jp:00033059, author = {Joseph, D Rouse and 隅田, 憲宏 and 古川, 憲治}, journal = {工学研究機器センター報告}, month = {Mar}, pages = {5--5}, title = {Optimization of upflow sludge-blanket reactor for denitrification of ground water with low hardness}, volume = {31}, year = {1999}, yomi = {フルカワ, ケンジ} }