De Silva, PNK;    Simons, SJR;    Stevens, P;      (2016)    Economic impact analysis of natural gas development and the policy implications.                   Energy Policy , 88    pp. 639-651.    10.1016/j.enpol.2015.09.006 <https://doi.org/10.1016/j.enpol.2015.09.006>.       Green open access