Universal Knowledge for the People — Chambers Harrap, George Newnes Ltd, PergamonPress, 1860. — 12600 p. https://wikidata.org/wiki/Track:Q369770https://wikidata
New York: PergamonPress. pp. 358–397. ISBN 9780080181769. Liddell, H. G. and Scott, R. A Greek-English Lexicon, Oxford University Press, ISBN 0-19-864214-8
Colloid Society 1961 Talanta Medal Аналитик химия Нидерланд Бөекбритания PergamonPress Talanta 1962 Peter Debye Award in Physical Chemistry Америка Кушма Штатлары