G. Swetha, M. Prathyusha and Santhosh pawar V. B. Snigdha (2015) “Synthesis of novel β-carboline derivatives with potential antimicrobial and anti helminthic activities”, International Journal of Pharmacy and Analytical Research, 4(1), pp. 21–29. doi: 10.61096/ijpar.v4.iss1.2015.21-29.