Keranova, N. Mathematical methods for assessment and analysis of honey yield data for Bulgaria and the European Union for the period 1961-2014. 2017 с. 347-350,.
Keranova, N. Mathematical methods for assessment and analysis of honey yield data for Bulgaria and the European Union for the period 1961-2014. 2017 с. 347-350,.
Keranova, N. (2017) Mathematical methods for assessment and analysis of honey yield data for Bulgaria and the European Union for the period 1961-2014, с. 347-350,.
Keranova, N. (2017). Mathematical methods for assessment and analysis of honey yield data for Bulgaria and the European Union for the period 1961-2014. с. 347-350.
Keranova N. Mathematical methods for assessment and analysis of honey yield data for Bulgaria and the European Union for the period 1961-2014. 2017. p. с. 347-350.