Baf's Guide to the IF Archive: Crobe Capsule review, information, and downloads. http://www.wurb.com/if/game/435

Archived r.a.i-f discussion rec.arts.int-fiction newsgroups postings about the Topologika game Crobe and the Inform port. http://www.bioc.rice.edu/~lpsmith/IF/bookclub/crobe/threads.html

SPAG Reviews Reviews of competition entry by John Wood and C. E. Forman. http://www.sparkynet.com/spag/a.html#aayela