キリングベクトル場リー群測地線共変微分接続フレーリフ–ナイヘンハイス括弧（英語版）JurgenJost,RiemannianGeometryandGeometricAnalysis,(2002)Springer-Verlag,BerlinISBN3-540-42627-2Seesection1.6.RalphAbrahamandJarroldE.Marsden,FoundationsofMechanics,(1978)Benjamin-Cummings,LondonISBN0-8053-0102-XSeesection2.2.DavidBleecker,GaugeTheoryandVariationalPrinciples,(1981),Addison-WesleyPublishing,ISBN0-201-10096-7.SeeChapter0.
关联丛（associatedbundle）向量丛G结构规范场论JurgenJost,RiemannianGeometryandGeometricAnalysis,(2002)Springer-Verlag,BerlinISBN3-540-4267-2Seesection1.7.DavidBleecker,GaugeTheoryandVariationalPrinciples,(1981),Addison-WesleyPublishing,ISBN0-201-10096-7SeeChapter1.