DOI OWNER DEPOSIT-TIMESTAMP LAST-UPDATED CITED-BY-COUNT 10.21661/a-659 10.21661 201912041019 2019-12-04 0 10.21661/r-508776 10.21661 201912041019 2019-12-04 0 10.21661/r-508854 10.21661 201912041019 2019-12-04 0 10.21661/r-509012 10.21661 201912041019 2019-12-04 0 10.21661/r-509052 10.21661 201912041019 2019-12-04 0 10.21661/r-509072 10.21661 201912041019 2019-12-04 1 10.21661/r-509091 10.21661 201912041019 2019-12-04 0