Some of his works:

Verse:

The Circle of Flames (collection)

Poems (Stixi, 1896)

Shadows(1896)

Stories and Verse/ Rasskazy i Stixi (1986)

Novels:

The Petty Demon (1892-1902)

Bad Dreams (1896)

The Sourcery of Death (1908-1912)

The Snake Charmer (1921)

Plays:

The Victory of Death (1907)

Love over the Abyss (1914)

More detailed list: http://www.students.uiuc.edu/~c-cosner/Solobib.html