- Molecular cell biology. Lodish, Harvey 5 ed. (to check Figure 1.3.4a, which probably was taken from here: , as the short caption is taken from there.)
Findings without documentation in the wikiBearbeiten
- Attar Scadden 2004 (too) small
-  ... not much, and date of this document is 2013. Could be Wikipedia?
- : small p.103