FirstSearchEBSCOhostSDOL,SDOSACMDigitalLibraryBeck-onlineCurrentIndextoStatisticsIEEEXploreLexisNexisWilsonWebAlexanderStreetPressGroveArtOnline/GroveMusicOnlineNatureOvidincludingPrimalPicturesTechSciencePresscairnFrantextOCLCFirstSearchSpringerLinkCSAIlluminaWebofKnowledgeGaleInfoTracReadReadOpacJSTORTaylor&FrancisWestlawInternationalGreenwoodDigitalCollectionGrolierOnlineOxfordResourcesMorganClaypoolEarlyAmericanImprint(EAI)、AccessUNProQuestAmericanChemicalSocietyNetLibraryEmerald
PaperwizPx
