Yeesoontes, W. and Tunphan, A.- on (2019) “Creating value-added sisal processing products of the Hupkaphong community, Cha-am district, Phetchaburi province”, Journal of Management Science Nakhon Pathom Rajabhat University, 6(2), pp. 50–65. doi: 10.14456/jmsnpru.2019.4.