ŁĘTOWSKI, S.; SIKORSKA, A. A method for measuring photopyroelectric spectra of dyes in a polymer pyroelectric matrix. Archives of Acoustics, [S. l.], v. 17, n. 1, p. 173–176, 1992. Disponível em: http://acoustics.ippt.gov.pl/index.php/aa/article/view/1180. Acesso em: 18 apr. 2026.