Tyagi, Shreya, Abi M. Thomas, and Neeta Devi Sinnappah-Kang. 2023. “A Comparative Evaluation of Resin- and Varnish-Based Surface Protective Agents on Glass Ionomer Cement – a Spectrophotometric Analysis”. Biomaterial Investigations in Dentistry 7 (1). https://doi.org/10.1080/26415275.2020.1711760.