In a few instances, original stories starring Vampirella make their appearance in non-Vampirella comic books. Some of these stories are listed here.
Busiek, Kurt (story) & Arthur Adams (art). “Bugs: an infestation of fear” in Creepy (Harris) 1993 fearbook: p. [9]-[21]. — Color. Later reprinted in Vampirella flipbook (Harris) (October 1994): [3]-[15].
DuBay, Bill (story) & Luis Bermejo (art). “The Rook: the coming of the annihilator” in Eerie (Warren) no. 94 (1978 August): p. 5-16. — Black and white. Part one of the lead two-part story ending in Eerie 95.
DuBay, Bill (story) & Luis Bermejo (art). “The Rook: warriors from the stars” in Eerie (Warren) no. 95 (1978 September): p. 5-16. — Black and white. Part two of the lead two-part story begun in Eerie 94.
Margopoulos, Rich (story) & E.R. Cruz (art). “Vampirella and the time force!” in Eerie (Warren) no. 130 (1982 April): p. 4-21, 23-35, 37-49, 51-60. — Black and white. …”a book-length story that collected (and connected) together many of Warren’s most prominent characters. The story featured Vampirella, [et al., and] was actually split up into four chapters: ‘Stitches in time,’ ‘Corridors of doom,’ ‘Vortex,’ and ‘The end of time.'” — David A. Roach.
Vampirella Comics 