%0 Journal Article %T A novel and convenient method to 4‐substituted coumarins %A Yao, Min‐Liang %A Deng, Min‐Zhi %J Heteroatom Chemistry %V 11 %N 6 %P 380-382 %@ 1042-7163 %D 2000-01-01 %I Wiley Subscription Services, Inc., A Wiley Company %~ DeepDyve