** [http://www.quora.com/Particle-Physics-Beyond-the-Standard-Model/What-are-current-alternatives-to-the-standard-model-of-physics Quora - SM Alternatives] | ** [http://www.quora.com/Particle-Physics-Beyond-the-Standard-Model/What-are-current-alternatives-to-the-standard-model-of-physics Quora - SM Alternatives] |