Thermal Quantum Field Theory: Algebraic Aspects And Applications - Khanna, Faqir C (Univ Of Alberta, Canada) a Malbouisson, Adolfo P C (Centro Brasileiro De Pesquisas Fisica, Brazil) a Malbouisson, Jorge M C (Univ Federal Da Bahia, Brazil) a Santana, Ademir E (Univ De Brasilia, Brazil)