"Determination of coumarin in sweet clover : a comparison of the steam-distillation and alcoholic-extraction methods."; "Dustman, Robert B. (Robert Barclay), 1892-", "Duncan, Ira Jeriah, 1906-"; "Coumarins.", "Sweet clover."; "Dustman, Robert B. (Robert Barclay), 1892-", "Duncan, Ira Jeriah, 1906-"; "1937"; "

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

"; ""; "P18699"; "pec"; "Coumarins.", "Sweet clover."; "14256"; .