@misc{Thomas2013, author = "L. P. Thomas", address = "Amsterdam", doi = "10.1533/9780857097309.1.80", editor = "Osborne, D.", publisher = "Elsevier, Woodhead Publishing Series in Energy", title = "{C}oal resources and reserves", url = "https://doi.org/10.1533/9780857097309.1.80", year = "2013", }