Singh, P. (2023). Note on the preparation of tannin extracts with special reference to those prepared from the bark of mangrove (Rhizophora mucronata). Order of Government of India.

Singh, Puran. Note on the Preparation of Tannin Extracts with Special Reference to Those Prepared from the Bark of Mangrove (Rhizophora Mucronata). Order of Government of India, 2023.

Singh, Puran. Note on the Preparation of Tannin Extracts with Special Reference to Those Prepared from the Bark of Mangrove (Rhizophora Mucronata). Order of Government of India, 2023.