Package Upgrade Robustness: An Analysis for GNU/Linux® Package Management Systems. - John Thomson; Andre Guerreiro; Paulo Trezentos; Jeff Johnson (OSS, 2011)

WalliD: Secure your ID in an Ethereum Wallet. - Miguel Tavares; Andre Guerreiro; Carlos Coutinho; Filipe Veiga; Adriano Campos (IEEE Conf. on Intelligent Systems, 2018)