Relationship beteen OINV or RCT2 and RCT1

Hi,

I'm looking for relationship between OINV or RCT2 and RCT1.

I want  to create report, To see Which Invoices are covered by Check

Sap B1 9.0

Relationships I Found:

select

T2.DocEntry,T0.DocEntry,T4.*

from RCT2 T0

innerjoin OJDT T1 on T0.DocTransId = T1.transid

innerjoin ORCT T2 on T0.DocNum  = T2.DocNum

innerjoin JDT1 T4 on T1.TransId = T4.TransId and T4.SourceLine isnotnull

Thanks,

Michael