SIGMA - A Malaysian signatures' database. - Sharifah Mumtazah Syed Ahmad; Asma Shakil; Abdul Rahim Ahmad; Mustafa Agil Muhamad Balbed; Rina Bt. Md. Anwar (AICCSA, 2008)

Analysis of the Effect of Different Features' Performance on Hidden Markov Modeling Based Online and Offline Signature Verification Systems. - Asma Shakil; Sharifah Mumtazah Syed Ahmad; Rina Bt. Md. Anwar; Mustafa Agil Muhamad Balbed (DICTA, 2008)

A Hybrid Statistical Modelling, Normalization and Inferencing Techniques of an Off-Line Signature Verification System. - Sharifah Mumtazah Syed Ahmad; Asma Shakil; Masyura Ahmad Faudzi; Rina Bt. Md. Anwar; Mustafa Agil Muhamad Balbed (CSIE (6), 2009)

Analysis of 'goat' within user population of an offline signature biometrics. - Sharifah Mumtazah Syed Ahmad; Asma Shakil; Masyura Ahmad Faudzi; Rina Bt. Md. Anwar (ISSPA, 2010)