1. Mining interesting patterns from uncertain databases
2. Information on: https://law.resource.org/pub/us/cfr/ibr/002/asme.b31g.1991.pdf
3. Information on: http://www.bhpipe.com/ASTM-A106-Seamless-Carbon-Steel-Steel-Pipe-for-High-Temperaure.htm
4. Information on: https://law.resource.org/pub/us/cfr/ibr/002/asme.b31g.1991.pdf