Updated Answer:
Use the <inheritdoc />-Tag.
Old Answer:
Linking XML Comments is IMHO not possible, but you could use a tool like GhostDoc to copy the XML Comment from your Interface/Baseclass to the implementation/derived class.
Updated Answer:
Use the <inheritdoc />-Tag.
Old Answer:
Linking XML Comments is IMHO not possible, but you could use a tool like GhostDoc to copy the XML Comment from your Interface/Baseclass to the implementation/derived class.