* [http://www.bebuffered.com/ Be Buffered] - by the 3R Water Secretariat (Aqua for All, MetaMeta, RAIN, Acacia Water)
* PDF: [https://assets.helvetas.ch/downloads/13_waterusemasterplan_wump_blau_final_engl_a4_portrait.pdf WATER USE MASTER PLAN (WUMP)] - Helvetas Switzerland