Ahmad, A.G. (2004). Scientific Studies and Laboratory Tests in the Restoration of Old Town Hall, Georgetown, Penang. Prosiding Persidangan Kebangsaan Sains dan Teknologi dalam Pemuliharaan Warisan Negara: Mengintegrasi Sains, Teknologi dan Warisan, 16-19 Ogos 2004, Hotel Equatorial, Melaka. Ms. 47-59.
- Historical and architectural significance of building (ms48)
- Building defects (ms48-49)
- Scientific studies (ms49-51)
- Laboratory tests (ms51-54)
- Conclusion (ms54)
- References (ms54-55)