DJAJASASMITA, MACHFUD. “A NEW CYCLOPHORID LAND SNAIL FROM NORTH SUMATRA, INDONESIA (MOLLUSCA, GASTROPODA: CYCLOPHORIDAE)”. Treubia, vol. 29, no. 4, Jan. 2016, pp. 271-4, doi:10.14203/treubia.v29i4.1549.