A [[Reference]] is used for a 1:n compound. On a referencerelation, where no further relational data can needs to be stored.# Navigate to the [[MetaClass]] ''[[REFERENCE'' via ]] in the ''[[Class Browser]]''<br/>[[File:UI_reference_01.PNG|220 px|border|alt=Reference|Reference]]
# Create a new instance using the ''[[Bulk Editor]]''<br/>[[File:UI_reference_02.PNG|880px|border|alt=Reference|Reference]]
# Set at least name, and description # Assign a target type of the reference to the REFERENCE attribute either by* dragging and dropping the referenceobject onto the cell selecting the desired reference from the dialog appearing after double-clicking the cell #* target type of the reference, b
# Save the changes
# In the next step must be [[Create a new MetaProperty#REFERENCE|Create a new MetaProperty]].