1. Nachweis von Chitin in Flügelresten von Coleopteren des oberen Mitteleocäns;Abderhalden;Biochem. Zeitschr.,1933
2. Quantitative analysis of the amino acids included in Japanese fossil scallop shells;Akiyama;Bull. Geol. Soc. Japan,1964
3. The amino acid composition of fossil scallop shell proteins and non proteins;Akiyama;Biomin. Res. Rep.,1971
4. The total amino acid content of fossil Pecten shells;Akiyama,1970
5. Les orientations fibrillaires dans le squelette des Arthropodes. I. L'exemple des crabes, l'arrangement torsadé des strates;Bouligand;J. Microscopie,1971