REFERENCES
The following references were used to obtain conversion factors. Calculations are made with maximum precision.
Books:
Horvath, A.L. Conversion Tables of Units in Science & Engineering. New York: Elsevier, 1986.
Web Sites:
NIST. The NIST Reference on Constants, Units, and Uncertainty. http://physics.nist.gov/cuu/Units/units.html
Process Associates of America. Conversion Factors. http://www.processassociates.com/process/convert/cf_all.htm
Tapson, Frank. A Dictionary of Units. http://www.ex.ac.uk/cimt/dictunit/dictunit.htm
Onlineconversion.com. http://www.onlineconversion.com
ConvertIt.com. http://convertit.com
The Foot Rule. http://www.omnis.demon.co.uk
Convert-me.com. http://www.convert-me.com
Export 911. Conversions and Calculations. http://www.export911.com/convert
Tcaep.co.uk. The Constants and Equation Pages. Conversions-Force. http://www.tcaep.co.uk/science/convert/force
Software:
Convert, copyright © Rapra Technology Ltd.