1. American Society for Testing and Materials standard classification of coals by rank,1992
2. The evolution of ground-water-influenced (Westphalian B) peat forming ecosystem in piedmont setting: the No. 3 seam, Springhill coalfield, Cumberland Basin, Nova Scotia;Calder,1993
3. The Euramerican Coal Province: controls on Late Paleozoic peat accumulation;Calder;Palaeogeogr. Palaeoclimatol. Palaeoecol.,1994
4. Peat formation in a Westphalian B piedmont setting, Cumberland basin, Nova Scotia: implication for the maceral-based interpretation of rheotrophic and raised paleomires;Calder;Bull. Soc. Geol. Fr.,1991
5. Spectral gamma-ray and palynological characterization of Kinderscourian marine bands in the Namurian of the Pennine Basin;Davies;Proc. Yorks. Geol. Soc.,1996