Palmisano, Giovanni Ultrasound-enhanced one-pot synthesis of 3-(Het)arylmethyl-4-hydroxycoumarins in water. [electronic resource] - Ultrasonics sonochemistry Mar 2011 - 652-60 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1873-2828 Standard No.: 10.1016/j.ultsonch.2010.08.009 doi Subjects--Topical Terms: Benzenesulfonates--chemistryCoumarins--chemical synthesisDihydropyridines--chemistrySonicationSurface-Active Agents--chemistryWater--chemistry