TY - JOUR AU - Massimo Ricotti AU - Nickolay Gnedin AU - J. Shull BT - The Astrophysical Journal DA - Jan-05-2000 DO - 10.1086/308733 PY - 2000 SP - 41 EP - 56 T2 - The Astrophysical Journal TI - The Evolution of the Effective Equation of State of the Intergalactic Medium UR - http://stacks.iop.org/0004-637X/534/i=1/a=41 VL - 534 SN - 0004-637X ER -