1. 1) 国土交通省水管理・国土保全局下水道部:下水道管路施設の管理業務における包括的民間委託導入事例集,2017. [Sewerage and Wastewater Management Department, Water and Disaster Management Bureau, Ministry of Land, Infrastructure, Transport and Tourism: Collection of Case Studies on Comprehensive Private Consignment in Management of Sewerage Pipeline Systems, 2017.]
2. 2) 千葉県県土整備部都市整備局下水道課:千葉県流域下水道維持管理包括委託の事後評価,2019. [Sewerage Division, Urban Improvement Bureau, Land Development Department, Chiba Prefecture: Post Evaluation of Comprehensive Consignment of Maintenance and Management of Basin Sewage Systems in Chiba Prefecture, 2019.]
3. 3) 富士市上下水道部下水道施設維持課:包括的民間委託の導入効果の事後検証について,第24回下水道事業における新たなPPP/PFI検討会説明資料,2021. [Waterworks & Sewerage Bureau, Toyama City: On Post Evaluation of Effects of Comprehensive Private Consignment, Presentation material at the 24th meeting of the new PPP/PFI study group on sewerage projects, 2021.]
4. 4) 国土交通省水管理・国土保全局下水道部:性能発注の考え方に基づく民間委託のためのガイドライン,2001. [Sewerage and Wastewater Management Department, Water and Disaster Management Bureau, Ministry of Land, Infrastructure, Transport and Tourism: Guideline for Private Sector Outsourcing Based on Performance Ordering Approach, 2001.]
5. 5) 国土交通省水管理・国土保全局下水道部:下水道事業における公共施設等運営事業等の実施に関するガイドライン,2019. [Sewerage and Wastewater Management Department, Water and Disaster Management Bureau, Ministry of Land, Infrastructure, Transport and Tourism: Guidelines for Implementation of Public Facility Operation Projects in Sewerage Projects, 2019.]