Othmar Reiser
[de] Otmar Reiser
[eo] Othmar Reiser
[es] Othmar Reiser
[fi] Othmar Reiser
[fr] Othmar Reiser
[it] Othmar Reiser
[pt] Othmar Reiser
[sl] Otmar Reiser (ornitolog)
[uk] Отмар Райзер