||Ingolia NT, Ghaemmaghami S, Newman JR, Weissman JS. Genome-wide analysis in vivo of translation with nucleotide resolution using ribosome profiling. Science. 2009 Apr 10 324(5924):218-23. p.218 middle column 2nd paragraphPubMed ID19213877
||Steitz JA. Polypeptide chain initiation: nucleotide sequences of the three ribosomal binding sites in bacteriophage R17 RNA. Nature. 1969 Dec 6 224(5223):957-64.PubMed ID5360547
||The position of a translating ribosome can be
precisely determined by using the fact that a ribosome
protects a discrete footprint [~30 nucleotides
(nt)] on its mRNA template from nuclease
digestion (primary source).