Ashna Verma, Shreya, Peeyush Phogat, N. L. Singh, and Ranjana Jha, “Synthesis of Acid Co-Precipitated WO3 Nanoflowers and Its Characterization: Structural, Optical, and Morphological Insights”, etj, vol. 9, no. 8, pp. 4893–4897, Aug. 2024.