- document
- Allan, Robert G. (author) journal article 2004
- document
- Allan, Robert G. (author) journal article 2000
- document
- Aage, Christiaan (author), Allan, T.D. (author), Carter, D.J.T. (author), Lindgren, G. (author), Olagnon, M. (author) book 1998
- document
- Allan, Robert G. (author) journal article 1996
- document
- Allan, James F. (author), Canham, H.J.S. (author) report 1954