@article {Measuring2019,
title = {Measuring liquidity in gas markets: The case of the UK National Balancing Point},
year = {2019},
url = {https://www.esri.ie/publications/measuring-liquidity-in-gas-markets-the-case-of-the-uk-national-balancing-point},
author = {de Menezes, L., Russo, M., and Urga, G.},
journal = {ESRI Research Bulletin 201906},
}