with Goal: The references in dates + - after the 7 February 2018 (ie after + - 1000 references), of the 1st project are no longer archived by rg in the list "References (xxx)", although still archived in list "Project log ". This second project has its own second list "References (yyy)" to archive references of numbers + - 1000 to 2000 = this is its reason for being.
Date: 2 May 2018