Swedish scholar Torsten Hylén’s studies on Ashura tragedy published in Persian 

INSUBCONTINENT EXCLUSIVE:
Imam of the Shia, on Ashura, has been published in Persian.Published by Kargadan in Tehran, the book has been translated by Ehsan Musavi
Khalkhali.Despite its importance for the Shia and other Muslims, the story of the death of Imam Hussein (AS) at Karbala in 680 is clearly
Karbala story related by Tabari: one, relatively short and lacking in detail, is ascribed to Imam al-Baqir (d
114/732); the other, much longer and more detailed, is compiled by Abu Mikhnaf (d