A scientific study on the role of organic lime mortars of Padmanabhapuram Palace, Thuckalay, Tamilnadu, IndiaM. Shivakumar and Thirumalini SelvarajEur. Phys. J. Plus, 135 11 (2020) 923DOI: https://doi.org/10.1140/epjp/s13360-020-00896-6