Geology

FORCHHAMMER, G.

(København, 1826).

FORCHHAMMER, G.

(København, 1825).

PEDERSEN, P.

Kjobenhavn, Bianco Luno, 1853.

SCHOUW, J. F.

Kiøbenhavn, 1832.

JOHNSTRUP, F.

Kbhvn., 1882.

STAHL, ALFRED u. ARTUR EBERT.

Bremen-Horn, 1952.

GEOLOGICA ROMANA.

Roma, 1970-85.

LARSEN, GUNNAR.

Copenhagen, 1966.

FLINT, RICHARD FOSTER.

N.Y., (1963).

STENO, NICOLAI (STENONIS).

Hafniae, 1952.

MIKKELSEN, VALDEMAR M.

Copenhagen, 1949.

LUCIUS, M.

Luxemburg, 1937.

FORBES, CHARLES S.

London, John Murray, 1860.

WEIDICK, ANKER.

Copenhagen, 1968.

FLINT, RICHARD FOSTER.

N.Y., London, (1948).

NAUMANN, CARL FRIEDRICH.

Leipzig, Wilhelm Engelmann, 1871.

BARBA, ALBARO (ALVARO) ALONSO.

Franckfurt am Mayn, Johann Friedrich Fleischer, 1739.

LULL, RAIMUNDUS & ALBERTUS MAGNUS.

(Argentorati (Strassbourg) apud Balthassarum Beck), 1541.