Dogra, K. S.; Sharma, B. P.; Chandel, S.; Ambrish, K.; Singh, R. K.; Meena, B. <i>Symphyotrichum subulatum< I> (Michx.) G.L. Nesom (Asteraceae): Addition to the Flora of Himachal Pradesh, India. Indian Forester 2025, 151, 180-181.