The article poses the formation of discursive units in the documentary analysis in relation to the Group Temma from ECA (School of Communication and Arts) of USP (University of São Paulo) based on the theoristmethodological confluence between the bibliometry and the Archaeology of knowledge by Michel Foucault. It considers as the object of analysis the collection “Documentary Analysis: an analysis of the synthesis” published in 1987 by this group. The empiric research was based on an exploratory stage and another focalized. It defines as category of analysis of the paratext and text units. It also presents some evidences that show many considerations towards the formations of units of the documentary analysis discourse, in Brazil.