SCHMIDT-DANNERT, C., KALISZ, H. M., ŠAFAŘÍK, I., SCHMID, R. D. Improved properties of bovine erythrocyte acetylcholinesterase, isolated by papain cleavage. Journal of Biotechnology. 1994, 36(-), 231-237. ISSN 0168-1656. E-ISSN 1873-4863.