Download this publisher's e-journal holdings (xlsx) Content Type OA ? PCA ? Journals Yes No Request a holdings comparison Portico provides a free holdings comparison service to compare a library’s journal or book holdings to the Portico archive. Search titles and ISSNs by keyword: Show: E-Journals All0-9ABCDEFGHIJKLMNOPQRSTUVWXYZ Titles start with C (1) ISSN Status Coal Geology & Exploration 1001-1986 queued