Estrella, Victor P. 2020. “Landscape, the Visual: A Review of Michael Armand Canilao’s Remote Sensing the Margins of the Gold Trade: Ethnohistorical Archaeology and GIS Analysis of Five Gold Trade Networks in Luzon, Philippines, in the Last Millennium BP (Oxford, UK: BAR Publishing, 2020)”. SPAFA Journal 4 (November). https://doi.org/10.26721/spafajournal.v4i0.656.