TY - RPRT TI - Single-stranded nucleic acid helical secondary structure stabilized by ionic bonds: d(A(+)-G)10. AU - N G Dolinnaya AU - J R Fresco PY - 1992 DO - 10.1073/pnas.89.19.9242 UR - https://pubmed.ncbi.nlm.nih.gov/1409629/ ID - 1409629 ER -