المؤلفون: Mairon, Klaus
URL: https://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.800193Test
المؤلفون: Tian, Yingchun
URL: https://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.571336Test
المؤلفون: Roach, Terry
URL: https://unsworks.unsw.edu.au/bitstreams/e439b620-0cfd-40ec-b5d5-ae118e7ca4ef/downloadTest
المؤلفون: Fisher, John Sheridan
Advisors: Bibyk, Steven
URL: http://rave.ohiolink.edu/etdc/view?acc_num=osu1143218375Test