She co-created the villain Knightfall in Batgirl #10 (August 2012). She helped create the artwork, including cover art, for the special commemorative issue of Riverdale by Archie Comics. In addition, Martinez contributed drawings for the comic book series World of Wakanda, a spin-off from the Marvel Comics' Black Panther title that is written by Roxane Gay and Ta-Nehisi Coates. In 2017, she was a guest artist for the limited series Lazarus X+66 from Image Comics, written by Greg Rucka.
- "Women in Comics NYC Collective International: Women's History Month Spotlights - Alithea E. Martinez". CBR. 2015-03-25. Retrieved 2017-03-18.
- "Comic Book Convo: World of Wakanda Artist Alitha Martinez".
- "Check out a preview of Riverdale One Shot and more new Archie Comics on sale 3/1/17! - Archie Comics". Archie Comics. 2017-02-28. Retrieved 2017-03-18.
- Wade, Cameron (13 October 2016). "See the First Page of World of Wakanda from Roxane Gay, Ta-Nehisi Coates & Alitha Martinez". pastemagazine.com. Paste Magazine. Retrieved 20 March 2017.
- https://imagecomics.com/comics/releases/lazarus-x66-4-of-6 Lazarus: X+66 #4 (Of 6)]," Image Comics. Retrieved November 8, 2017