References
1. Schiller Institute, The. (No date). Two Papers on the Catenary Curve
and Logarithmic Curve (Acta Eruditorium, 1691, G.W. Leibniz, translated
by Pierre Beaudry) [Online]. Available: http://www.schillerinstitute.org/fid_97-01/011_catenary.html
[2002].
2. StudyWorks! Online. (No date). Catenary Curves [Online]. Available: http://www.studyworksonline.com/cda/content/worksheet/0,,EXP1178_NAV2-95_SWK1177,00.shtml
[2002].
3. O’Connor, John J., and Robertson, Edmund F. (January 1997). Catenary
[Online]. Available: http://www-gap.dcs.st-and.ac.uk/~history/Curves/Catenary.html
[1997].