A.K. DAS and SHYAM SINGH, N. VIJAYAKUMARI*, D.K. GHOSH,. 2006. “Production of Disease-Free Planting Material of Nagpur Mandarin (Citrus Reticulata) by Shoot Tip Grafting”. Indian Phytopathology 59 (1): 48-51. https://epubs.icar.org.in/index.php/IPPJ/article/view/17251.