2009 July 18, Fu-Nan Su, “Be-leaf it or not: worshippers pray to tree gods for protection [樹大有神 有拜有保佑]”, in Perry Svensson, transl., Taipei Times[1], →ISSN, →OCLC, archived from the original on 2009-07-25, Bilingual Pages, page 13:
Su’s study shows that big tree deity worship in Kaohsiung County is mainly found on the western bank of the Kaoping River, and that there are more such deities in Taliao and Chishan than in other townships.