00549nam a2200133Ia 4500008004100000100001800041245008100059245016400140260004000304260000900344300002600353650001400379650002200393170224s9999    xx            000 0 und d  aRobert Pasnak  aUnderstanding number sequences leads to understanding mathematics concepts    cRobert Pasnak, Katrina Lea Schmerold, Melissa Fetterer Robinson, K. Marinka Gadzichowski, Allison M. Bock, Sarah Eva O'Brien, Julie K. Kidd & Deb A. Gallington  bThe Journal of Educational Research  c2016  a109:6, Pages: 640-646  xEducation  xSpecial Education