@article{1363439,
      recid = {1363439},
      author = {Tobey, Cheryl Rose, and Arline, Carolyn B., and Krishnan,  Anupama,},
      title = {Uncovering student thinking about mathematics in the  common core, grades 6-8 : 25 formative assessment probes /},
      pages = {1 online resource (233 pages) :},
      url = {http://library.usi.edu/record/1363439},
}