1. R. T. Bingham, 1972 :Taxonomy, crossability, and relative blister rust resistance of 5-needled white pine . P. 271 -278 , In: Biology of rust resistance in forest trees. USDA For. Serv. Misc. Publ. 12221, 271 p.
2. R. T. Bingham, 1972 : Artificial inoculation of large numbers ofPinus monticolaseedlings withCronartium ribicola. P. 357 -372 . In: Biology of rust resistance in forest trees. USDA For. Serv. Misc. Publ. 1221, 357 p.
3. A Proposed International Program for Testing White Pine Blister Rust Resistance