Hepting, G.H. 1971 The Diseases of Forest and Shade Trees of the United States.. United States Department of Agriculture, Forest Service, Agriculture Handbook No. 386: 658 pp.

Notes: Pest species discussed include Asterolecanium variolosum (on chestnut oak), Cryptococcus fagi (on beech), Matsucoccus gallicola (on various species of pine) and Saissetia olea (on olive).