End-user Interface to Improve Microcomputer DBMS Efficiency. - Juliana Peneva; Jordanka Angelova (DEXA, 1991)

Solving Two-Point Boundary Value Problems for Integro-Differential Equations Using the Simple Shooting-Projection Method. - Stefan M. Filipov; Ivan D. Gospodinov; Jordanka Angelova (NMA, 2014)