Sŏng-a Sŏ

• Haengjŏng e kwanhan kungmin ŭi insik chosa
• Kongjŏngsŏng silt'ae chosa rŭl wihan kich'o yŏn'gu pogosŏ
• Kongjŏngsŏng silt'ae chosa rŭl wihan kyŏlgwa pogosŏ
• Pup'ae silt'ae ch'ui punsŏk
• 행정에관한국민의인식조사