Multiplicity-Many Containment-Container Self-References
containerClass : EClass
containerReference : EReference
upperBound = "1"
containment = "false"
containmentReference : EReference
unique = "true"
upperBound = value > 1
containment = "true"
eType
eOpposite
eType
eOpposite
eContainingClass
eStructuralFeatures
eContainingClass
eStructuralFeatures