BL LAC OBJECTS: See also BLAZARS General: Introductory: R. Nave's HyperPhysics site; General: Padovani 99/01a; Padovani 99/01b; Aspects: HOST GALAXIES: Heidt 98/12; Aspects: SPECTRUM: Toffolatti et al. 99/02; THE NET ADVANCE OF PHYSICS
BL LAC OBJECTS: See also BLAZARS