@article{kearfott:1996:aia,
    author = {Kearfott, R. Baker},
     title = {Algorithm 763: {INTERVAL\_ARITHMETIC}: {A} {F}ortran 90
              module for an interval data type},
   journal = {ACM Trans. Math. Software},
  fjournal = {Association for Computing Machinery. Transactions on
              Mathematical Software},
    volume = {22},
      year = {1996},
    number = {4},
     pages = {385–392},
      issn = {0098-3500},
       doi = {10.1145/235815.235816},
     links = {\GAMSmodule{TOMS}{763}{13069}},
     zblno = {0884.65041}}