MARSTRAND, V. Laboratorieundervisning. Personalhistorisk Tidsskrift, [S. l.], v. 59, n. 10_5_1, p. 36–52, 1938. Disponível em: https://tidsskrift.dk/personalhistorisk_tidsskrift/article/view/78998. Acesso em: 22 dec. 2024.