林健次(2009)。The Features of Finnish Economy。台灣國際研究季刊,5(4),25-48。https://www.airitilibrary.com/Article/Detail?DocID=18162622-200912-201006230028-201006230028-25-48
Bepшиk, A. (2006). Perception of Convergent Forms in Estonia's Russian. Linguistica Uralica, 42(1), 17-36. https://www.airitilibrary.com/Article/Detail?DocID=17367506-200603-201011030001-201011030001-17-36