Template:R:hy:HSH
Hambarjumyan V. H. et al., editors (1974–1987), “R:hy:HSH”, in Haykakan sovetakan hanragitaran [Soviet Armenian Encyclopedia] (in Armenian), Yerevan: Haykakan sovetakan hanragitarani glxavor xmbagrutʻyun
Hambarjumyan V. H. et al., editors (1974–1987), “R:hy:HSH”, in Haykakan sovetakan hanragitaran [Soviet Armenian Encyclopedia] (in Armenian), Yerevan: Haykakan sovetakan hanragitarani glxavor xmbagrutʻyun