Signature of <a href="https://www.wikidata.org/wiki/Q95164923" class="extiw" title="d:Q95164923">Vlastislav Häufler</a>, then dean of the <a href="https://en.wikipedia.org/wiki/Faculty_of_Science,_Charles_University" class="extiw" title="w:Faculty of Science, Charles University">Faculty of Science, Charles University</a>.
<bdi><a href="https://www.wikidata.org/wiki/Q95164923" class="extiw" title="d:Q95164923">Vlastislav Häufler</a>
</bdi>
Břetislav Staš