The following publications are possibly variants of this publication:
- ICFHR 2018 Competition on Multi-Script Writer IdentificationChawki Djeddi, Somaya Al-Máadeed, Imran Siddiqi, Abdeljalil Gattal, Sheng He, Younes Akbari. icfhr 2018: 506-510 [doi]
- ICFHR2016 Competition on Multi-script Writer Demographics Classification Using "QUWI" DatabaseChawki Djeddi, Somaya Al-Máadeed, Abdeljalil Gattal, Imran Siddiqi, Abdellatif Ennaji, Haikal El Abed. icfhr 2016: 602-606 [doi]