Determination of the 'ANTPOT. 6 'HE' nuclear radius from the total reaction cross section of 'ANTPOT. 6 'HE' + 'ANTPOT. 9 'BE' - Pires, Kelly Cristina Cezaretto; Selaboina, Appannababu; Lichtenthaler Filho, Rubens (Few-Body Systems, 2016)