[1]
H. Suharyadi, T. J. Soewardi, S. M. Frampton, F. Afifah, and C. Christopher, “Resource Valuation of Kalilingseng-Cave Manganese Mining Site as a Tourist Destination Using the Travel Cost Method”, ijins, vol. 25, no. 4, p. 10.21070/ijins.v25i4.1300, Sep. 2024.