Rexfort, A.; Mutterlose, J. (2006). "Stable isotope records from Sepia officinalis — a key to understanding the ecology of belemnites?". Earth and Planetary Science Letters. 247 (3–4): 212. Bibcode:2006E&PSL.247..212R. doi:10.1016/j.epsl.2006.04.025.
Rexfort, A.; Mutterlose, J. (2006). "Stable isotope records from Sepia officinalis — a key to understanding the ecology of belemnites?". Earth and Planetary Science Letters. 247 (3–4): 212. Bibcode:2006E&PSL.247..212R. doi:10.1016/j.epsl.2006.04.025.
Zhu, X. D.; Luo, J. Y.; Kong, D. D.; Wu, J. J.; Sheng, P.; Yang, M. H. (2019). "海螵蛸中砷形态分析及限量标准研究 - 中国知网" [Analysis of arsenic speciation in Endoconcha Sepiae and research on its limit standard]. Zhongguo Zhong Yao Za Zhi = Zhongguo Zhongyao Zazhi = China Journal of Chinese Materia Medica. 44 (23): 5065–5071. doi:10.19540/j.cnki.cjcmm.20190903.201. PMID32237338. generally contains high concentration of arsenic
Zhu, X. D.; Luo, J. Y.; Kong, D. D.; Wu, J. J.; Sheng, P.; Yang, M. H. (2019). "海螵蛸中砷形态分析及限量标准研究 - 中国知网" [Analysis of arsenic speciation in Endoconcha Sepiae and research on its limit standard]. Zhongguo Zhong Yao Za Zhi = Zhongguo Zhongyao Zazhi = China Journal of Chinese Materia Medica. 44 (23): 5065–5071. doi:10.19540/j.cnki.cjcmm.20190903.201. PMID32237338. generally contains high concentration of arsenic