@article{1365640,
      recid = {1365640},
      author = {Auscher, Pascal,},
      title = {On necessary and sufficient conditions for Lp-estimates of  Riesz transforms associated to elliptic operators on Rn and  related estimates /},
      pages = {1 online resource (102 pages) :},
      note = {"Volume 186, Number 871 (first of five numbers)."},
      url = {http://library.usi.edu/record/1365640},
}