Rudiretna, A., Noer, A., Kisman, S. and Liang, O. B. (1998) “Sequencing a 903 nucleotide carA gene of <em>Salmonella typhi</em&gt; obtained through PCR employing Ca-3 and Ca-6 primers”, Medical Journal of Indonesia, 7(Supp1), pp. 257-62. doi: 10.13181/mji.v7iSupp1.1129.