Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Hans A. Heus and Arthur Pardi,Structural Features that Give Rise to the Unusual Stability of RNA Hairpins Containing GNRA Loops,Science,0036-8075,American Association for the Advancement of Science (AAAS),1991-07-12,253,5016,191-194,https://cir.nii.ac.jp/crid/1360855570038107648,https://doi.org/10.1126/science.1712983