Proceedings of the Geologists� Association
Proceedings of the Geologists' Association > 2005 > 116 > 2 > 177-182
Proceedings of the Geologists' Association > 2011 > 122 > 5 > 842-849
Proceedings of the Geologists' Association > 2012 > 123 > 2 > 233-234
Proceedings of the Geologists' Association > 2012 > 123 > 2 > 235-244
Proceedings of the Geologists' Association > 2012 > 123 > 2 > 319-373
Proceedings of the Geologists' Association > 2012 > 123 > 2 > 382-385
Proceedings of the Geologists' Association > 2012 > 123 > 2 > 245-318
Proceedings of the Geologists� Association > 2017 > 128 > 5-6 > 829-839