Kulkarni, K., A. Kukreja, and M. Chinda. “Clinical and Safety Outcomes of a Prospective, Eight-Week and Monocentric Study of a Multi-Active Topical Serum in Facial Hyperpigmentation in Indian Skin”. International Journal of Research in Dermatology, vol. 12, no. 5, Aug. 2026, pp. 449-56, doi:10.18203/issn.2455-4529.IntJResDermatol20262843.