White Dwarf and Citadel Journal articles that appeared during the third edition of Epic.
The issues: 
White Dwarf 206
  Articles of interest:
  -  Epic 40K - a preview of the new game
 
White Dwarf 207 
    Articles of interest:
  - Epic 40K - a second preview of the new game
 
White Dwarf 208 
    Articles of interest:
  - Epic is Here: a look at the new game and miniatures
 
  - Battle Report:  Gogard's Last Stand - Imperial Fists v Orks
 
New rules :
  - Summary cards for Ork Units and Space Marines
 
  - Gaming reference sheet
 
Miniatures catalogue: 
  - Baneblade
 
  - Leman Russ Battle Tank
 
  - Hellhound Flame Tanks
 
  - Basilisk Assault Gun
 
  - Space Marine Razorback
 
  - Space Marine Dreadnought
 
  - Space Marine Vindicator
 
  - Eldar Falcon Grav-Tank
 
  - Eldar Wave Serpent
 
  - Ork War Buggies
 
  - Ork Big Gunz
 
  - Tyranid Dominatrix
 
  - Hive Tyrant
 
White Dwarf 209 
    Articles of interest:
  -  Ready for Battle - Space Marine tactics and detachment ideas 
 
  - For the Emperor! - A look at imperial tactics generally 
 
New rules :
  - Datafaxes for the Imperial Warlord Titan and Ork Great Gargant
 
  - Order Dice Summaries
 
Miniatures catalogue: 
  - Space Marine Command Land Raider
 
  - Space Marine Land Speeder
 
  - Space Marine Attack Bike
 
  - Space Marine Thunderhawk
 
White Dwarf 210 
    Articles of interest:
  - Supreme Warriors: rules for using Ravenwing, Space Wolves, White Scars and the Death Company
 
New rules :
  -  The Emperor's Tarot - Imperial fate cards and rules
 
White Dwarf 211 
    Articles of interest:
  -  Waaagh! 'Ere Come da Orks - a look at tactics for Ork armies
 
  -  Battle Report: Green Storm Rising - Orks v Imperial Fists
 
New rules :
Miniatures catalogue: 
  - Ork Battle Fortress
 
  - Ork Wierdboy Battle Tower
 
  - Ork Squiggoths
 
  - Ork Flakwagon
 
  - Ork Dreadnoughts
 
  - Ork Mekboy Speedstas
 
  - Ork Fighta-Bommerz
 
  - Ork Scorchers
 
  - Ork Pulsa Rokkits
 
  - Ork Wartraks
 
  - Ork Gargant
 
White Dwarf 212 
    Articles of interest:
  - Green is Mean! - Collecting Orks and a look at the GW studio staff Ork armies
 
  - Attack of the Tyranids: tips and tactics for the Tyranid army
 
Miniatures catalogue: 
  - Hierodule
 
  - Hierophant
 
  - Carnifex
 
  - Zoanthrope
 
  - Harridan
 
  - Dactylis
 
  - Assault Spawn, Haruspex
 
  -  Assault Spawn, Malefactor
 
  -  Assault Spawn, Trygon
 
  -  Biovores
 
  -  Exocrines
 
White Dwarf 214
    Articles of interest:
  -  Path of the Eldar: background, miniatures and  tactics
 
New rules :
  - New fate cards for 
    Tyranids, Orks, 
  Chaos and Eldar
 
  - Air Superiority: a look at expanding flyer rules with new scenarios 
 
Miniatures catalogue: 
  - Eldar Vampire Raider
 
  -  Eldar Phoenix Bomber
 
  -  Eldar Night Wing Interceptor
 
  - Eldar Command
 
  -  Eldar Warwalker
 
  - Eldar Scorpion
 
  - Eldar Cobra
 
  - Eldar Night Spinner
 
  -  Eldar Fire Prism
 
  - Eldar Vyper Jetbike
 
  - Eldar Support Weapons on Grav Platforms
 
  -     Eldar Dreadnoughts
 
White Dwarf 215
    Articles of interest:
  - Chambers of the Horned Rat: Andy Chambers looks at campaigns in Epic 
 
  - The Eternal Crusade: Campaign using Epic and 40k 2nd edition. 
 
New rules :
  - Are You Experienced?: rules for an experience system in Epic.
 
White Dwarf 216 
    Articles of interest:
  - The Imperial Guard: a look at the forces and tactics for the Imperial Guard.
 
  - Battle Report: The Scourging of Lammas - Eldar v Imperial Guard.
 
  - How to Paint Tanks: painting guide for your Imperial Guard army. 
 
Miniatures catalogue: 
  - Imperial Chimera
 
  -  Imperial Heavy Mortar Griffon
 
  -  Imperial Hydra Flak Tanks
 
  -  Imperial Siege Artillery Bombard
 
White Dwarf 217 
    Articles of interest:
  - Imperial Guard new miniature gallery.
 
  - Tactica Imperialis: a look at the forces that make up the Army of the Imperium.
 
Miniatures catalogue: 
  - Imperial Chimera
 
  -  Imperial Heavy Mortar Griffon
 
  -  Imperial Hydra Flak Tanks
 
  -  Imperial Siege Artillery Bombard
 
  -  Imperial Leman Russ Battle Tank
 
  -  Imperial Leman Russ Demolisher
 
  -  Imperial Shadowsword
 
  -  Imperial Deathstrike Missile Launcher
 
White Dwarf 218 
    Articles of interest:
  - The Coming of the Great Devourer: 3 historical scenarios for Tyranids
 
White Dwarf 222 
    Articles of interest:
  - Bommerz over da Sulphur River - Preview
 
  - Green is Meaner: tips on using clan specific detachments for Orks
 
White Dwarf 223 
    Articles of interest:
  - Blood Reavers: a look at the Chaos boxed army
 
White Dwarf 224 
    Articles of interest:
  - Lords of Battle: titan tactics
 
Miniatures catalogue: 
  - Eldar Phantom Titan
 
  - Eldar Revenant Scout Titan
 
Citadel Journal 20 
  New rules :
  - Full Squat rules and datafaxes for using them in Epic 40k 
 
  - The Director's Cut: Combined Arms Rule
 
Citadel Journal 21
  New rules :
  - Adeptus Mechanicus detachments: Skitarii Tech-Guard of the Forge Worlds
 
  - Machines of Destruction: Titan upgrades and weapon variants 
 
Citadel Journal 24
  New rules :
  - Warriors of Justice: rules for Adeptus Arbites
 
Citadel Journal 25 
  Articles of interest:
  - For the Emperor!: Imperial Tactics
 
Citadel Journal 27
New rules :
  - Children of the Kraken: full rules for using Genestealer Cults
 
Citadel Journal 31
Articles of interest:
  - Get Stompin': Customising your Epic Ork Warband
 
  - Siege of Herodopolis scenario for Orks v Imperium
 
Firepower to follow (4 issues) 
Epic 40,000 magazine to follow (10 issues)