01719oas 2200673 a 450 991014417470332120251106213014.0(OCoLC)58048351(CONSER) 2005215358(CKB)1000000000221257(DE-599)ZDB2191918-5(EXLCZ)99100000000022125720050304b20052015 sy aengurcnu||||||||txtrdacontentcrdamediacrrdacarrierPhysical review special topicsPhysics education researchCollege Park, MD American Physical Society2005-2015Refereed/Peer-reviewed1554-9178 Physics education researchPERPhys. rev. spec. top., Phys. educ. res.PhysicsStudy and teachingPeriodicalsPhysicsStudy and teachingfast(OCoLC)fst01063108Periodicals.fastPhysicsStudy and teachingPhysicsStudy and teaching.530American Physical SocietyNSDNSDNOCDLCCUSOCLCQHEBISOCLCQOCLCFOCLCQUMCOCLCQMYGAU@VT2SRUBWNOCLCQQGKOCLCQAUDOCLCLOCLCQJOURNAL9910144174703321Physical review special topics2470541UNINA