夠對總統和議會進行投票。做出這一決定是“為了節省資金成本和選民時間”。 Bulgaria faces fresh elections as Socialists refuse to form a government (页面存档备份,存于互联网档案馆) Reuters, 1 2021年5月 Bulgaria
[2013-07-08]. (原始内容存档于2018-02-04). Euphoria turns to moderation as Spain's Socialists face reality of power. The CS Monitor. 1982-11-01 [2013-07-08]. (原始内容存档于2015-09-23)