TAHIR, F. R.; FYATH, R. S. Theoretical Model for Heterojunction Phototransistor in Optoelectronic Switch Configurations Part 1: Optical Gain Characteristics. Iraqi Journal for Electrical and Electronic Engineering, [S. l.], v. 4, n. 1, p. 44–53, 2008. DOI: 10.37917/ijeee.4.1.3. Disponível em: https://ijeee.edu.iq/ijeee/article/view/47. Acesso em: 8 dec. 2025.