3) <bibl xmlns="http://www.tei-c.org/ns/1.0" corresp="https://edition-humboldt.de/6FTI54XW"><persName ref="https://edition-humboldt.de/H0000922 http://d-nb.info/gnd/10276803X">Ringier</persName> <choice> <abbr>Helvet.</abbr> <expan>Helvetia</expan> </choice> </bibl>!! <bibl xmlns="http://www.tei-c.org/ns/1.0" corresp="https://edition-humboldt.de/MNFVDPCZ">Férrussac Août 1824 <choice> <abbr>p</abbr> <expan>page</expan> </choice> 340</bibl>.