Albert, L., Z. Németh, T. Barna, et al. "Measurement of endogenous formaldehyde in the early developmental stages of European Turkey oak (Quercus cerris L.)." Phytochemical Analysis 9:5 (September/October 1998): 227–231.

Albert, L., Z. Németh, T. Barna, et al. "Measurement of endogenous formaldehyde in the early developmental stages of European Turkey oak (Quercus cerris L.)." Phytochemical Analysis 9:5 (September/October 1998): 227–231.