2013 — Rpes
A major focus was on developing nations. Case studies from India, Brazil, and parts of Africa highlighted how decentralized solar and mini-hydro were electrifying remote villages without building expensive transmission lines.
If you need the actual proceedings:
Note: If you recall RPES 2013 from a specific syllabus or citation list, please check the exact publisher (e.g., Springer Proceedings in Business and Economics, Elsevier Procedia). The acronym is sometimes institution-specific. rpes 2013
If you see a poll being published today, you should verify its compliance with RPES 2013. Here is how: A major focus was on developing nations