2004년 D. T. Nhut, H. T. Tung (eds.) 등이 저술한  Metal Nanoparticles in Plant Cell, Tissue and Organ Culture, https://doi.org/10.1007/978-981-97-3161-9_1  저서 chapter1

'Undeniable Positive Impacts of Metal Nanoparticles in Plant Tissue Culture'에 Fig. 1.6 Professor Duong Tan Nhut (right) and Professor Kee Yoeup Paek (Korea—Father of “big-scale bioreactor” culture system; second from right) at Molecular Biology and Plant Breeding Department (Taynguyen Institute for Scientific Research, Vietnam)