DOI OWNER DEPOSIT-TIMESTAMP LAST-UPDATED CITED-BY-COUNT 10.1520/STP507-EB 10.1520 20090320094231 2015-04-07 0 10.1520/STP35398S 10.1520 20090320094231 2015-04-07 0 10.1520/STP35399S 10.1520 20090320094231 2015-04-07 0 10.1520/STP40367S 10.1520 20090320094231 2015-04-07 0