Electrostatic turbulence driven by high magnetohydrodynamic activity in Tokamak Chauffage Alfvén Brésilien - Guimarães Filho, Zwinglio de Oliveira; Caldas, Iberê Luiz; Viana, Ricardo Luiz; Heller, Maria Vittoria Adelina Prario; Nascimento, Ivan Cunha; Kuznetsov, Yu K; Bengtson, Roger D (Physics of Plasmas, 2008)