Rana, T and Negi, A and Dhir, S and Thockchom, Tombisana and Chandel, V and Walia, Y and Singh, Rahul Mohan and Raja, Ram and Hallan, Vipin and Zaidi, A A (2012) Molecular diagnosis of apple virus and viroid pathogens from India. Archives of Phytopathology and Plant Protection, 44 (6). pp. 505-512.