
- Author: Martin Schindler, Helge Berger, Bas B. Bakker, Antonio Spilimbergo, International Monetary Fund
- Language: English
- Year: 2014

- Author: Thomas Rumbaugh, International Monetary Fund
- Language: English
- Year: 2012

- Author: World Bank, International Monetary Fund
- Language: English
- Year: 2013

- Author: BRI International Green Development
- Language: English
- Year: 2021

- Author: Water Environment Federation, International Ultraviolet Association Staff
- Language: English
- Year: 2015

- Author: International Labour Office
- Language: English
- Year: 2007