%0 Journal Article %A Brenner, J. L. %A Carlitz, L. %T Covering theorems for finite nonabelian simple groups. III. - Solutions of the equation $\alpha x^2 + \beta t^2 + \gamma t^{-2} = a$ in a finite field %J Rendiconti del Seminario Matematico della Università di Padova %D 1976 %P 81-90 %V 55 %I Seminario Matematico of the University of Padua %U http://archive.numdam.org/item/RSMUP_1976__55__81_0/ %G en %F RSMUP_1976__55__81_0