May Wong (6 November 2007), Background on Pedra Branca, Channel NewsAsia, archived from the original on 7 November 2007, பார்க்கப்பட்ட நாள் 8 November 2007.
For the history, historical cartography, and toponymy of Pedra Branca, cf. Ong, Brenda Man Qing, and Francesco Perono Cacciafoco. (2022). Pedra Branca off Singapore: A Historical Cartographic Analysis of a Post-Colonial Territorially Disputed Island. Histories, 2, 1: 47-67, Paperபரணிடப்பட்டது 16 மே 2022 at the வந்தவழி இயந்திரம், DOI: https://doi.org/10.3390/histories2010005.
For the history, historical cartography, and toponymy of Pedra Branca, cf. Ong, Brenda Man Qing, and Francesco Perono Cacciafoco. (2022). Pedra Branca off Singapore: A Historical Cartographic Analysis of a Post-Colonial Territorially Disputed Island. Histories, 2, 1: 47-67, Paperபரணிடப்பட்டது 16 மே 2022 at the வந்தவழி இயந்திரம், DOI: https://doi.org/10.3390/histories2010005.
For the history, historical cartography, and toponymy of Pedra Branca, cf. Ong, Brenda Man Qing, and Francesco Perono Cacciafoco. (2022). Pedra Branca off Singapore: A Historical Cartographic Analysis of a Post-Colonial Territorially Disputed Island. Histories, 2, 1: 47-67, Paperபரணிடப்பட்டது 16 மே 2022 at the வந்தவழி இயந்திரம், DOI: https://doi.org/10.3390/histories2010005.
May Wong (6 November 2007), Background on Pedra Branca, Channel NewsAsia, archived from the original on 7 November 2007, பார்க்கப்பட்ட நாள் 8 November 2007.