Stokes, G.E.; Berreth, J.R.; Schuman, R.P.; Simpson, O.D. & Young, T.E. THE TOTAL NEUTRON CROSS SECTION OF 115-DAY Ta-182 BELOW 3.0 ev, report, April 1, 1964; (https://digital.library.unt.edu/ark:/67531/metadc867185/m1/1/: accessed April 25, 2019), University of North Texas Libraries, Digital Library, digital.library.unt.edu; .