Geological symbol set for Manifold® Geographic Information System. - Mitchell G. Mihalynuk; Shannon M. S. Mallory; Brian Grant (Comput. Geosci., 2006)

Erratum to "Geological symbol set for Manifold® Geographic Information System": [Computers & Geosciences 32(8), 1228-1233]. - Mitchell G. Mihalynuk; Shannon M. S. Mallory; Brian Grant (Comput. Geosci., 2007)