Petrography and geochemistry of flint from the Lanaye chalk (Rijckholt-St. Geertruid), and some other neolithic sources. - Kars, Henk (Hendrik), 1950-; Jansen, J. B. H.; Vriend, S. P. (Amersfoort : ROB, 1990)
Overdruk uit: Cahier du Quaternaire. - 17(1990); p. 131-140: ill.