クインテッセンス (宇宙論)
.20F. doi:10.1051/0004-6361/200913271.
↑ Linder, Eric V.; Huterer, Dragan (2005). “How many cosmological parameters”. Physical Review D 72 (4): 043509. arXiv:astro-ph/0505330. Bibcode: 2005PhRvD..72d3509L. doi:10.1103/PhysRevD.72.043509.
↑ Caldwell, R. R. (2002). “A phantom menace? Cosmological consequences of a dark energy component with super-negative equation of state”. Physics Letters B 545 (1-2): 23–29. arXiv:astro-ph/9908168. Bibcode: 2002PhLB..545...23C. doi:10.1016/S0370-2693(02)02589-3.