[1]И. В. Мальцев, Безличные предложения в аспекте преподавания РКИ, PMI, т. 193, с. 243, сен. 2011.

[1]I. V. Maltsev, “Impersonal sentences in the aspect of teaching the Russian language as a foreign one”, PMI, vol. 193, p. 243, Sep. 2011.