長田 敏行, T. Nagata, A. DuVal, M. Schmull, T.A. Tschernaja, P.R. Crane. Paulownia tomentosa. A Chinese plant in Japan. Curtis's Botanical Magazine. 2013. 30. 3. 261-274
長田 敏行, Peter R. Crane, Toshiyuki Nagata, Jin Murata, Tetsuo Ohi- Toma, Ashley DuVal, Mark Nesvitt, Charles Jarvis. Ginkgo biloba. Connections with people and art across 1000 years. Curtsis's Botanical Magazine. 2013. 30. 3. 250-260
NAGATA Toshiyuki, T. Nagata, A. DuVal, M. Schmull, T.A. Tschernaja, P.R. Crane. Paulownia tomentosa. A Chinese plant in Japan. Curtis's Botanical Magazine. 2013. 30. 3. 261-274