Journal of Mathematics Teacher Education
Journal of Mathematics Teacher Education > 2011 > 14 > 6 > 441-463
Journal of Mathematics Teacher Education > 2011 > 14 > 6 > 483-504
Journal of Mathematics Teacher Education > 2011 > 14 > 6 > 465-481
Journal of Mathematics Teacher Education > 2011 > 14 > 6 > 419-439