Title: Unified theories of elementary particles
Subjects: Congresses, Grand unified theories (Nuclear physics), Supergravity, Supersymmetry, Supergravité, Congrès, Unification, théorie de grande, Elementaire deeltjes, Unificatietheorie, Kwantumchromodynamica, Particules (physique nucléaire), Supersymétrie, Elementarteilchen, Kongress, Gro€e Vereinheitlichung, Quantenchromodynamik, Supergravitation, Theorie, Physics, Quantum theory