@MISC{DBLSEQ_1.MIZ,
  AUTHOR = {Endou, Noboru and Okazaki, Hiroyuki and Shidama, Yasunari},
  TITLE = {Double Sequences and Limits},
  DAY ={31},
  MONTH = {August},
  YEAR ={2013},
  ADDRESS1 = {Gifu National College of Thechnology\\2236-2 Kamimakuwa, Motosu, Gifu, Japan},
  ADDRESS2 = {Faculty of Engineering\\Shinshu University\\4-17-1 Wakasato, Nagano, Japan},
  ADDRESS3 = {Faculty of Engineering\\Shinshu University\\4-17-1 Wakasato, Nagano, Japan},
  SUMMARY = {Double sequences are important extension of the ordinary
  notion of a sequence.
  In this article, authors formalized three types of limits of
  double sequences and the theory of these limits.},
  NOTE = {This work was supported by JSPS KAKENHI 23500029.}}

@ARTICLE{HABIL:1,
 AUTHOR={Eissa D. Habil},
 TITLE={Double Sequences and Double Series},
 JOURNAL={The Islamic University Journal},
 YEAR=2006,
 VOLUME=14,
 PAGES={1--32}}

