“The palladinium catalyzed activation of bifunctional vinyl halide a-Bromoacrylic amides with 1, 3 dines and Alkynes”, int. jour. eng. com. sci, vol. 2, no. 7, Jul. 2013, Accessed: Dec. 05, 2025. [Online]. Available: http://www.ijecs.in/index.php/ijecs/article/view/1722