GEORGE DANKO, HARRY CREECH, JOHN PHILLIPS, AND SAI TIPPABHATLA. IN SITUR REKA PROBE MEASUREMENTS AT FRAN RIDGE AND IN THE ESF, report, November 14, 1997; (https://digital.library.unt.edu/ark:/67531/metadc717860/m1/1/: accessed December 16, 2018), University of North Texas Libraries, Digital Library, digital.library.unt.edu; .