It is linked (under interval notation) from the interval webpage
http://www.cs.utep.edu/interval-comp===============================================================
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Motion P1788/M0001.01_StandardizedNotation
Proposer: J D Pryce
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The P1788 standard will initially use the notation proposed in
the paper "Standardized notation in interval analysis" by R.B.
Kearfott, M.T. Nakao, A. Neumaier, S.M. Rump, S.P. Shary, and P.
van Hentenryck, available at
http://www.mat.univie.ac.at/~neum/papers.html