"Incomprehensible aggression", Aulas was quoted as saying by French sports daily L'Equipe on Wednesday.
A senior member of the supporters' group "The Bad Gones" said four fans were to appear before a judge on Wednesday.
"It is essential for us that our version (of the events), which will be supported by the numerous pieces of footage, be heard," Benoit, whose full name was not disclosed, told L'Equipe.
"We were violently charged by the police when we arrived at the stadium, especially by the mounted police," he added.
"It happened before the OL officials and the UEFA delegates, who were shocked and outraged.
Two fans were seriously hurt. One sustained a broken collarbone and the other had his skull cracked open.
European governing body's UEFA did not immediately respond to a text message from Reuters.
Sevilla won the game 1-0.
(Reporting by Julien Pretot, editing by Ed Osmond; Editing by Ed Osmond)
