A Comprehensive Survey on Blockchain-Based Decentralized Storage Networks. - Muhammad Irfan Khalid; Ibtisam Ehsan; Ayman Khallel Ibrahim Al-Ani; Jawaid Iqbal; Saddam Hussain; Syed Sajid Ullah; Nayab (IEEE Access, 2023)

Chain Links on Wheels: A Security Scheme for IoV Connectivity through Blockchain Integration. - Ibtisam Ehsan; Muhammad Irfan Khalid; Markus Helfert; Mansoor Ahmed (ARES, 2024)

Integrating Privacy and Security in Smart Cities: A Blockchain-based IPFS Framework. - Ibtisam Ehsan; Muhammad Irfan Khalid; Markus Helfert; Nadeem Yaqub; Mansoor Ahmed (PoEM Companion, 2024)