García Dally, Santiago, 		Martínez Oliva, Félix, 		Cruz Arencibia, Juan, 		Almeida Morguier, Ernani Manuel, AND 		Nazareth Dias, Ester Teresa.
"Using the Multimedia “Electromagnetism” at the Higher Polytechnic Institute of Huambo" <em>Revista Cubana de Física</em> [Online], Volume 28 Number 1 (12 August 2011)