TI - Effects of finite-`beta´ on the adiabatic invariant j in axisymmetric magnetic confinement configurations PY - 1979 AU - Galvao, Ricardo Magnus Osorio AU - Simpson, S W AU - Wilner, Eduardo UR - http://publica-sbi.if.usp.br/PDFs/pd1758542.pdf PP - São Paulo PB - IFUSP ER -