You may find these topics useful to use as key words when searching the various resources.
Economics of Mine Closure
Closing a Mine
Closure & Post Closure
Many of these sources contain free textbooks.
Taken by Glen Jeffreys from 2and 2
Journal databases are huge, searchable, up-to-date indexes of journal references.
They help you to find high quality, up-to-date journal articles that have been published by respected publishers and publications.
Or view the YouTube video Understanding Databases for more information.