Kanbu ŭi ch'amyŏ, kanbu ŭi hwaldong Togil nodongjohap ŭi ŭisa kyŏljŏng kujo wa kyoyuk hullyŏn ŭl chungsim ŭro - Chŏng, Mi-gyŏng (Han'guk Nodong Chohap Ch'ong Yŏnmaeng, 2008)