Biblio

Author Title Type [ Year(Asc)]
Filters: Author is D. Shopova  [Clear All Filters]
1970
Shopova D..  1970.  On the condition of positivity. Annuaire de l’Université de Sofia “St. Kliment Ohridski”. Faculté des Mathématiques. 63:53-59.PDF icon 63-053-059.pdf (2.38 MB)

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