1. G. Apreutesei, Hausdorff topology and some operations with subsets, An. Şt. Univ. ”Al. I. Cuza” Iaşi 44, 445–454 (1998).
2. Cauchy nets and convergent nets on semilinear topological spaces
3. G. Apreutesei and N. Apreutesei, On the continuity of special set-valued functions, An. Şt. Univ. ”Dunărea de Jos” Gala¸ti 23, 65–68 (2005).
4. G. Apreutesei, The hyperspacial topologies and and almost linear spaces, An. Şt. Univ. ”Al. I. Cuza” Iaşi 48, 3–18 (2002).
5. G. Apreutesei, N. E. Mastorakis, A. Croitoru and A. Gavriluţ, On the translation of an almost linear topology, WSEAS Transactions on Mathematics 8, 479–488 (2009).