J. Romero-Noguera, I. Martín-Sánchez, M. del M. López-Miras, J. M. Ramos-López, and F. Bolívar-Galiano, “Biodeterioration patterns found in dammar resin used as art material”, Electron. J. Biotechnol., vol. 13, no. 3, pp. 0–0, Sep. 2010.