Grahn, Y. (1978). Chitinozoan stratigraphy and palaeoecology at the Ordovician-Siluran boundary in Skåne, southernmost Sweden.
Chicago Style (17th ed.) CitationGrahn, Yngve. Chitinozoan Stratigraphy and Palaeoecology at the Ordovician-Siluran Boundary in Skåne, Southernmost Sweden. Stockholm, 1978.
MLA (9th ed.) CitationGrahn, Yngve. Chitinozoan Stratigraphy and Palaeoecology at the Ordovician-Siluran Boundary in Skåne, Southernmost Sweden. 1978.
Warning: These citations may not always be 100% accurate.