BibTex format
@techreport{Heuberger:2017,
author = {Heuberger, CF and Staffell, I and Shah, N and Mac, Dowell N},
title = {The changing costs of technology and the optimal investment timing in the power sector},
url = {https://www.imperial.ac.uk/grantham/publications/briefing-papers/the-changing-costs-of-technology-and-the-optimal-investment-timing-in-the-power-sector.php},
year = {2017}
}