x1 (possibly indirectly) cites x2, via intermediate citation path x3 (ordered list; ce'o), for information/statement x4, such that said x2 is the ultimate source (along path x3) for said information/statement x4.
This word is equivalent to "sity'utka" but with the additional requirement that x2 is the final 'link' in the citation chain described by x3 (with x1 and x2 appended to their respective sides). This word is a brapagjvo with zevla ".utkaro".