Ko Oi
- (1988): The Range And The Structure Of Cognition Of The Living Environment Conceived By Local Residents. In: 土木学会論文集 (Doboku Gakkai rombunshū), v. 1988, n. 389 ( 1988).
- (1993): The Acoustic Environmental Awareness Of Residents In High-rise Apartment Houses By The Free Response Method. In: 土木学会論文集 (Doboku Gakkai rombunshū), v. 1993, n. 458 (January 1993).
- (1993): Study Of The Awareness Of Local Residents On An Expanse Of Water By A Free Association Test And Cluster Analysis. In: 土木学会論文集 (Doboku Gakkai rombunshū), v. 1993, n. 458 (January 1993).
- (1994): Cost Analysys Of The Characteristics Of A Highly Upgraded Water Supply System Considering Drought. In: 土木学会論文集 (Doboku Gakkai rombunshū), v. 1994, n. 491 ( 1994).
- (1996): An Optimal Design of A Highly Upgraded Water Supply System On Phisical Phenomena Model of Multi Water Quality Items. In: 土木学会論文集 (Doboku Gakkai rombunshū), v. 1996, n. 533 (February 1996).
- (1999): Analysis Of Free Response Data About The New Road Across Tokyo Bay. In: 土木学会論文集 (Doboku Gakkai rombunshū), v. 1999, n. 615 (February 1999).
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