Dabeva Filipova, Tanya, Lukanova, Georgina Georgieva, Filipova, Hristina Plamenova Comparative Analysis of Cultural Characteristics of Bulgaria and Greece According to Hofstede’s Paradigm,
Гея-Либрис [ЮЗУ], 2016, pp. 1 - 13, ISBN 978-954-300-158-3 (print).