J. L. Verdier dissertation (writtten in the 60s), pre-Ravenel's book, covers multiple-graded complexes. It was reprinted "recently"
Des catégories dérivées des catégories abéliennes. (French. French summary) [On derived categories of abelian categories] With a preface by Luc Illusie. Edited and with a note by Georges Maltsiniotis. Astérisque No. 239 (1996), xii+253 pp. (1997).