Seki, Masazumi, Naoko Sonoda, Tsuneyuki Morita, et al. "A New Technique for Strengthening Book Papers Using Cellulose Derivatives" Restaurator, 26.4 (2008): 239-249. Retrieved 25 May. 2013, from doi:10.1515/REST.2005.239

Seki, M., Sonoda, N., Morita, T., et al. (2008). A New Technique for Strengthening Book Papers Using Cellulose Derivatives. Restaurator, 26(4), pp. 217-285. Retrieved 25 May. 2013, from doi:10.1515/REST.2005.239

Seki, Masazumi, Naoko Sonoda, Tsuneyuki Morita, et al. 2008. A New Technique for Strengthening Book Papers Using Cellulose Derivatives. Restaurator. 26(4): 217-285. Retrieved 25 May. 2013, from doi:10.1515/REST.2005.239