Hafizuddin Yusof Eugene Ch'ng Christopher Baber 283-292 2013 ICCASA https://doi.org/10.1007/978-3-319-05939-6_28 http://eudl.eu/doi/10.1007/978-3-319-05939-6_28 conf/iccasa/2013 db/conf/iccasa/iccasa2013.html#YusofCB13