<choice xmlns="http://www.tei-c.org/ns/1.0"> <abbr>Navig.</abbr> <expan>Navigation</expan> </choice> du <placeName xmlns="http://www.tei-c.org/ns/1.0" ref="https://edition-humboldt.de/H0007984 https://www.geonames.org/472776">Wolga</placeName> <ref xmlns="http://www.tei-c.org/ns/1.0" target="https://edition-humboldt.de/H0005449/58v">114</ref><choice xmlns="http://www.tei-c.org/ns/1.0"> <orig>.</orig> <reg>,</reg> </choice> <ref xmlns="http://www.tei-c.org/ns/1.0" target="https://edition-humboldt.de/H0005449/59r">115</ref>.