"Beles supply contract signed". International Power Technology and Dam Construction. May 18, 2006. Archived from the original on 14 June 2011. Retrieved 13 October 2010.
"Beles operates in trial test". International Water Power and Dam Construction Magazine. May 11, 2010. Archived from the original on 14 June 2011. Retrieved 13 October 2010.
web.archive.org
"Beles MPP"(PDF). Studio Pietrangeli. Archived from the original(PDF) on 13 March 2012. Retrieved 13 October 2010.
"Beles supply contract signed". International Power Technology and Dam Construction. May 18, 2006. Archived from the original on 14 June 2011. Retrieved 13 October 2010.
"Beles operates in trial test". International Water Power and Dam Construction Magazine. May 11, 2010. Archived from the original on 14 June 2011. Retrieved 13 October 2010.