https://www.infobae.com/sociedad/2019/05/19/la-increible-vida-de-ladislao-biro-en-el-recuerdo-de-su-hija-como-invento-la-birome-y-vino-a-la-argentina-para-convertirla-en-un-exito/#5JLU4HEX4ZHXHGH4XIOPRH43KY