PRUSKUS, Valdas. Supply of Political Services and Support of Them. Problemos, [S. l.], v. 55, p. 32–40, 1999. DOI: 10.15388/Problemos.1999.55.6871. Disponível em: https://www.zurnalai.vu.lt/problemos/article/view/6871. Acesso em: 7 nov. 2025.