What is {bibliography} of {PhD advisor} of {Karl Herzfeld} ?
What is the bibliography of the PhD guide to Karl Herzfeld?
What is the bibliography of the  PhD advisor to Karl Herzfeld?
SELECT ?r WHERE { resource:Karl_Herzfeld property:doctoral_advisor ?z . ?z property:notable_work ?r }
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SELECT ?answer WHERE { wd:Q84763 wdt:P184 ?X . ?X wdt:P800 ?answer}
fine-structure constant Bohr-Sommerfeld atom model Sommerfeld identity Sommerfeld radiation condition Sommerfeld–Kossel displacement law Sommerfeld number Orr–Sommerfeld equation Lectures on Theoretical Physics black body