Here are some resources, you can find them here and download them:
Heroes of Might and Magic 3, Armageddon's Blade, The Shadow of Death, Russian versions.
You can download it as a single file or in parts.

All Heroes of Might and Magic 1, 2, 3, 4, 5, 6 in Russian.


Source page for Heroes of Might & Magic III Armageddon's Blade, Russian version.
http://zeprkv-61.narod.ru/load/games/strategii/geroi_mecha_i_magii_3_iii_klinok_armageddona_na_russkom_jazyke/2-1-0-4

Heroes of Might & Magic III Armageddon's Blade, Russian version.
Download as a single file http://depositfiles.com/ru/files/tcg3o1ir4



Source page for Heroes of Might & Magic III The Shadow of Death, Russian version.
http://zeprkv-61.narod.ru/load/games/strategii/geroi_mecha_i_magii_3_dykhanie_smerti_na_russkom_jazyke/2-1-0-5

Heroes of Might & Magic III The Shadow of Death, Russian version.
Download as a single file http://depositfiles.com/ru/files/x4gs1583k