000 00295nam a2200121Ia 4500
003 LDD
040 _cLDD
041 _aen
245 0 _aAmerican Journal of Physics
260 _aNew York
_bAmerican Association of Physics Teachers
_c1 Jan-30 Jun,2005
362 _a73-73
_b01-Jun
942 _2ddc
_cJ
999 _c191416
_d191416