Minassian, V. & Bab-Alhavaeji, F. (1993). An Investigation on the Chronological Development of Polystigma Rubrum, the Incitant of Red Blotch Disease of Plums in Hamedan, Iran. Plant Protection (Scientific Journal of Agriculture), 16(1&2), 82–95. https://doi.org/10.22055/ppr.1993.12818

Minassian, V., & Bab-Alhavaeji, F. "An Investigation on the Chronological Development of Polystigma Rubrum, the Incitant of Red Blotch Disease of Plums in Hamedan, Iran", Plant Protection (Scientific Journal of Agriculture), 16, 1&2, 1993, 82–95. doi: 10.22055/ppr.1993.12818

Minassian, V., & Bab-Alhavaeji, F. (1993). 'An Investigation on the Chronological Development of Polystigma Rubrum, the Incitant of Red Blotch Disease of Plums in Hamedan, Iran', Plant Protection (Scientific Journal of Agriculture), 16(1&2), pp. 82–95. doi: 10.22055/ppr.1993.12818

Minassian, V. & Bab-Alhavaeji, F., "An Investigation on the Chronological Development of Polystigma Rubrum, the Incitant of Red Blotch Disease of Plums in Hamedan, Iran." Plant Protection (Scientific Journal of Agriculture), 16 1&2 (1993): 82–95, doi: 10.22055/ppr.1993.12818

Minassian V., Bab-Alhavaeji F. An Investigation on the Chronological Development of Polystigma Rubrum, the Incitant of Red Blotch Disease of Plums in Hamedan, Iran. Plant Protection (Scientific Journal of Agriculture). 1993;16(1&2):82–95 (In Persian). doi: 10.22055/ppr.1993.12818