Title:The financial information in the credit market for micro and small businesses, in underdeveloped regions / La información financiera en el mercado del crédito para micro y pequeñas empresas en una región subdesarrollada
Title:Dielectric constant tunability at microwave frequencies and pyroelectric behavior of lead-free submicron-structured (Bi0.5Na0.5)1-xBaxTiO3 ferroelectric ceramics