Dr. Nirmala Sisodia 2026. Chemistry of Perfume and Fragrance: Aroma Molecules, Extraction Techniques, Formulation and Emerging Sustainable Approaches. International Journal of Primary and Secondary Research (IJPSR). 2, 3 (Sep. 2026), 28–31. DOI:https://doi.org/10.59436/ijpsr.v2i3.6.3139-342X.