1. 2013 updated solar PV value report. Arizona public service;Arizona Public Service,2013
2. Designing Austin Energy’s Solar Tariff Using a Distributed PV Value Calculator;Austin Energy,2018
3. Value of Solar Methodology;Austin Energy,2014
4. Australian Energy Market Operator Web (2019) site. https://www.aemo.com.au/Electricity/National-Electricity-Market-NEM/Data-dashboard#aggregated-data.
5. Australian PV institute Web site, 2019. http://pv-map.apvi.org.au/.