Boston), I. C. o. P. a. A. C. (. :. 2. J. 1. :., Vogl, O., & Chemistry, I. U. o. P. a. A. Polymerization of heterocyclies: Papers presented at the XXIII IUPAC Congresses.
Lua i Stíl Chicago (17ú heag.)Boston), International Congresses of Pure and Applied Chemistry (23rd : 29 July 1971 :, Otto Vogl, agus International Union of Pure and Applied Chemistry. Polymerization of Heterocyclies: Papers Presented at the XXIII IUPAC Congresses.
Lua MLA (9ú heag.)Boston), International Congresses of Pure and Applied Chemistry (23rd : 29 July 1971 :, et al. Polymerization of Heterocyclies: Papers Presented at the XXIII IUPAC Congresses.
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