Ugelstad, J. (1955). The reaction of formaldehyde with amides and the alkaline hydrolysis of alkoxymethyl ureas.
Lua i Stíl Chicago (17ú heag.)Ugelstad, John. The Reaction of Formaldehyde with Amides and the Alkaline Hydrolysis of Alkoxymethyl Ureas. 's-Gravenhage, 1955.
Lua MLA (8ú heag.)Ugelstad, John. The Reaction of Formaldehyde with Amides and the Alkaline Hydrolysis of Alkoxymethyl Ureas. 1955.
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