"Determination of coumarin in vanilla extract by a modification of the steam-distillation method. "; "Duncan, Ira Jeriah, 1906-", "Dustman, Robert B. (Robert Barclay), 1892-"; "Coumarins.", "Vanilla."; "Duncan, Ira Jeriah, 1906-", "Dustman, Robert B. (Robert Barclay), 1892-"; "1937"; "

Journal article reprint from: Industrial and Engineering Chemistry (Analytical ed.), v.9 (1937:Sept.15).

"; ""; "P16908"; "pec"; "Coumarins.", "Vanilla."; "14256"; .