Marvel Comics supervillain Thanos made his first appearance in The Invincible Iron Man #55 (February 1973) and was created by writer-artist Jim Starlin
The Marvel Comics Guide: STARFOX READING ORDER: Eros of Titan (1973-1986)
The Thanos Imperative (2010-2011) Reading Order – Omniverse Comics Guide
The (Almost) Complete Avengers Reading Order: THE DEATH OF THANOS (1977-1978)
Best Thanos reading order? : r/comicbooks
The Marvel Comics Guide: NEBULA READING ORDER: The Legacy of Thanos (1985-2015)
Thanos (Earth-81488), Marvel Database
Thanos Reading Order
Thanos Reading Order
Kang the Conqueror Reading Order! - Comic Book Herald
Thanos Reading Order
Thanos, Character Close Up
Essential Thanos Comics In Chronological Order
Avengers Annual #7 Thanos Reading Order - Marvel Chronology: The Comic Source Podcast - LRM
War of Kings Reading Order, a Marvel Cosmic Event (leading to Realm of Kings and The Thanos Imperative)
The Silver Surfer: Rebirth of Thanos by Jim Starlin