public Collection<Ref> getAdvertisedRefs() {return Collections.unmodifiableCollection(advertisedRefs.values());}

public Collection < Ref > getAdvertisedRefs ( ) { return Collections . unmodifiableCollection ( advertisedRefs . values ( ) ) ; }
public virtual ICollection<Ref> GetAdvertisedRefs(){return Sharpen.Collections.UnmodifiableCollection(advertisedRefs.Values);}
