The Soviet Union since 1917 / Martin McCauley. - McCauley, Martin. (OLS)http://pul/name/33540 (Longman, 1981)
"Index": pp. 276-290.
"Selected bibliography": pp. 265-275.

A la gloire de la terre : souvenirs d'un géologue / Pierre Termier. - Termier, Pierre, 1859- (OLS)http://pul/name/44115 (Desclée de Brouwer, 1922)
Contiene indice.
Bibliografia in nota.