B.K. JAYAKUMAR and K.B. PUN, K.B.A.T. (2009) “Strategy for the production of Citrus tristeza virus-free mandarin (Citrus reticulata) planting materials in the Darjeeling hills of India”, Indian Phytopathology, 62(3), pp. 376–380. Available at: https://epubs.icar.org.in/index.php/IPPJ/article/view/12606 (Accessed: 20 October 2025).