by 정재인(J. I. Jeong), 양지훈(J. H. Yang)
Published in Biuletyn Uniejowski (01.04.2009)

by 정재인(J. I. Jeong), 양지훈(J.H. Yang), 박혜선(H.S. Park), 정재훈(J.H. Jung), 송민아(M.A. Song)
Published in Biuletyn Uniejowski (2011)

by 정재인(J. I. Jeong), 양지훈(J.H. Yang)
Published in Biuletyn Uniejowski (2009)

by 이영백(Y. P. Lee), 홍재화(J. H. Hong), 강정수(J. S. Kang), 정재인(J. I. Jeong)
Published in Biuletyn Uniejowski (1990)