title: Ethylammonium-selective membrane electrode using p-tert-butylcalix[6]arene derivatives.
authors: Faculty of Pharmaceutical Sciences, Okayama University, Tsushima, Japan. katsu@pheasant.pharm.okayama-u.ac.jp
authors: Takashi
authors: T
authors: Katsu
authors: Kazuyuki
authors: K
authors: Ido