Search results for: Valentina Harizanov
Annals of Pure and Applied Logic > 2011 > 162 > 7 > 490-503
Archive for Mathematical Logic > 2009 > 48 > 1 > 7-13
Annals of Pure and Applied Logic > 2006 > 141 > 1-2 > 61-78
Annals of Pure and Applied Logic > 2005 > 136 > 3 > 219-246