Defining contact pairs in ABAQUS/Explicit, Section 21.4.1
Surface properties for ABAQUS/Explicit contact pairs, Section 21.4.2
Contact properties for ABAQUS/Explicit contact pairs, Section 21.4.3
Contact formulation for ABAQUS/Explicit contact pairs, Section 21.4.4
Adjusting initial surface positions and specifying initial clearances in ABAQUS/Explicit contact pairs, Section 21.4.5
Common difficulties associated with contact modeling using the contact pair algorithm in ABAQUS/Explicit, Section 21.4.6