http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
American national standard for tree care operations
tree, shrub and other woody plant maintenance : standard practices (support systems a. cabling, bracing, and guying)
Tree, shrub and other woody plant maintenance
Support systems a. cabling, bracing, and guying
iii, pages 19-29 : illustrations ; 28 cm.
Secretariat, National Arborist Association, Inc.; Approved May 25, 2000, American National Standards Institute, Inc.