LEADER 01689oam 2200481 450 001 9910706938203321 005 20180420075717.0 035 $a(CKB)5470000002460097 035 $a(OCoLC)896810701 035 $a(OCoLC)995470000002460097 035 $a(EXLCZ)995470000002460097 100 $a20141123d1980 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aOn modeling magnetic fields on a sphere with dipoles and quadrupoles /$fby David G. Knapp 210 1$aWashington :$cUnited States Department of the Interior, Geological Survey,$d1980. 215 $a1 online resource (iv, 37 pages) $cillustrations 225 1 $aGeological Survey professional paper ;$v1118 300 $aTitle from title screen (viewed October 9, 2014). 300 $a"A study of the global geomagnetic field with special emphasis on quadrupoles." 320 $aIncludes bibliographical references (pages 35-37). 606 $aGeomagnetism$xMathematical models 606 $aQuadrupoles 606 $aGeomagnetism$xMathematical models$2fast 606 $aQuadrupoles$2fast 615 0$aGeomagnetism$xMathematical models. 615 0$aQuadrupoles. 615 7$aGeomagnetism$xMathematical models. 615 7$aQuadrupoles. 700 $aKnapp$b David Goodwin$f1907-$01391224 712 02$aGeological Survey (U.S.), 801 0$bCOP 801 1$bCOP 801 2$bOCLCO 801 2$bOCLCF 801 2$bGPO 906 $aBOOK 912 $a9910706938203321 996 $aOn modeling magnetic fields on a sphere with dipoles and quadrupoles$93444819 997 $aUNINA