เกิดสุข ส., แสงเพิ่ม พ., and ประสบกิตติคุณ ท., “Conformity to Subjective Norm and Attitudes towards Breastfeeding in Public, as Observed in Mothers with Children Aged 6-12 Months”, J Thai Nurse midwife Counc, vol. 33, no. 3, pp. 114–124, Sep. 2018.