( CNN ) -- Several University of Notre Dame students , including four football players , are being investigated over academic fraud allegations , the university said . Notre Dame Director of Athletics Jack Swarbrick confirmed Friday that the football players are wide receiver DaVaris Daniels , defensive back KeiVarae Russell , defensive lineman Ishaq Williams and linebacker Kendall Moore . The four will be held out of practice and upcoming game action until the investigation is complete . `` Integrity is at the heart of our mission and academic misconduct will not be tolerated at Notre Dame , '' university President the Rev . John I. Jenkins said in a statement . `` If the suspected improprieties are proven , we will use the experience to reinforce among our students the importance of honesty in all that they do . We are also examining ways of better conveying to students that they can avail themselves of legitimate academic assistance without resorting to cheating . '' Notre Dame said in the statement it has evidence that students had submitted papers and homework that had been written for them by others . The university said this was detected at the end of the summer session and referred to the compliance office in athletics on July 29 . NCAA discussing how it deals with academic fraud . The school said if it determines that the football players were engaged in improprieties during past competition , it will vacate any victories in which those players participated . It notified the NCAA on Friday morning of the potential violations . At a Friday news conference , Jenkins said , `` It will take as long as it takes '' to complete the investigation , but he would n't give an estimated timetable . He said he was not prepared to say how many students were involved . `` We 'll go as quickly as we can , but our emphasis will be on thoroughness , '' Jenkins said . Swarbrick and Jenkins said head football coach Brian Kelly and his staff have been cooperating in the investigation . Jenkins added that there is no evidence that Kelly or his assistant coaches knew about the potential academic fraud . `` We have great confidence in Brian and his staff , '' Jenkins said . Swarbrick told Kelly of the investigation on Thursday . `` For me , my emotions were shock and disappointment , '' Kelly told reporters Saturday . `` I feel for the four young men . '' The coach wo n't be involved in the investigation . He also did n't have a lot of information about the accusations , he said . The team suited up and practiced in South Bend , Indiana . A knot of fans watched from the stands . `` I will be on the outside looking in , as it relates to this process , '' Kelly said of the investigation . `` I 've got a job to do , and I have another 100 players that I have to be concerned with . '' The students and student-athletes involved in the investigation will remain enrolled until the investigation is complete . `` The University is committed to thorough resolution of this matter , consistent with its commitment to academic integrity and adherence to NCAA rules , '' Jenkins said . CNN reached out to Notre Dame athletic department officials in an attempt to get statements from the football players , but the university did not immediately respond . This is n't the first time a member of the Irish football team has been linked to alleged academic improprieties . Quarterback Everett Golson , a key member of the Irish team that went undefeated in the 2012 regular season and lost the BCS national championship game to Alabama , was dismissed from the school in May 2013 for what he called `` poor academic judgment . '' He was suspended for the fall semester . At the time , Golson did not release details on what led to his suspension . Golson has since returned to Notre Dame and regained the Irish starting quarterback job earlier this week . He is not implicated in this academic fraud investigation . Charges dropped in UNC 'paper classes ' case . CNN 's Michael Martinez contributed to this report .
NEW : ` ` My feelings were shock and disappointment , '' coach says . NEW : Coach says he wo n't be involved in probe and ` ` will be on the field looking in '' Notre Dame denies accusations that players submitted work done for them by others . Four football players can not play , play pending results .