DOE:10.1560/G4UE-ELXC-5LDY-BRX8 DOE:10.1560/IJC.47.1.17 DOE:10.1560/IJC.47.1.51 DOE:10.1560/IJC.47.2.141 DOE:10.1560/IJC.48.2.65 DOE:10.1560/IJC.49.2.155 DOE:10.1560/IJEE.54.3-4.389 DOE:10.1560/KL34-5H4V-3770-8216 DOE:10.1560/LQ06-T9HQ-MTLM-2VC1 DOE:10.1560/PBM0-CM9L-7YBH-W719 DOE:10.1560/QD9U-ULHL-6NWH-V0U0