by Yolmeh, Abdolmajid, Saif, Ullah
Published in International journal of production research (03.05.2021)

by Ullah, Saif, Qayyum, Amir
Published in PloS one (01.01.2022)

by Sheraz, Muhammad, Deyi, Xu, Ahmed, Jaleel, Ullah, Saif, Ullah, Atta
Published in Environmental science and pollution research international (01.07.2021)

by Khan, Nadeem A., Khan, Saif Ullah, Ahmed, Sirajuddin, Farooqi, Izharul Haq, Yousefi, Mahmood, Mohammadi, Ali Akbar, Changani, Fazlollah
Published in TrAC, Trends in analytical chemistry (Regular ed.) (01.01.2020)

by Ullah, Atta, Pinglu, Chen, Ullah, Saif, Hashmi, Shujahat Haider
Published in PloS one (09.07.2021)

by Iftikhar, Huma, Pinglu, Chen, Ullah, Saif, Ullah, Atta
Published in PloS one (18.04.2022)

by Ullah, Saif, Majeed, Abdul, Popp, József
Published in PloS one (14.03.2023)

by Ullah, Saif, Yusheng, Kong
Published in Frontiers in psychology (29.09.2020)

by Gungor, Ahmet, Khalid, Muhammad Saif Ullah, Hemmati, Arman
Published in Journal of fluid mechanics (25.11.2022)

by Aba Oud, Mohammed A., Ali, Aatif, Alrabaiah, Hussam, Ullah, Saif, Khan, Muhammad Altaf, Islam, Saeed
Published in Advances in difference equations (11.02.2021)

by Khan, Nadeem A., Ahmed, Sirajuddin, Farooqi, Izharul Haq, Ali, Imran, Vambol, V., Changani, Fazlollah, Yousefi, Mahmood, Vambol, Sergij, Khan, Saif Ullah, Khan, Afzal Husain
Published in TrAC, Trends in analytical chemistry (Regular ed.) (01.08.2020)

by Ullah, Saif
Published in Studies in business and economics (Romania) (01.04.2020)

by Zhang, Xiaochen, Husnain, Muhammad, Yang, Hailan, Ullah, Saif, Abbas, Jaffar, Zhang, Ruilian
Published in Frontiers in psychology (27.05.2022)

by Zarin, Riaz, Azmat, Muhammad, Naqvi, Salman Raza, Saddique, Qaisar, Ullah, Saif
Published in Environmental science and pollution research international (01.04.2021)

by Ullah, Atta, Pinglu, Chen, Ullah, Saif, Hashmi, Shujahat Haider
Published in Environmental science and pollution research international (2022)

by Teklu, Shewafera Wondimagegnhu, Meshesha, Abebe Addise, Ullah, Saif
Published in Scientific reports (17.01.2024)

by Iqbal, Anas, He, Liang, Ali, Izhar, Ullah, Saif, Khan, Aziz, Akhtar, Kashif, Wei, Shangqin, Fahad, Shah, Khan, Rayyan, Jiang, Ligeng
Published in Scientific reports (11.05.2021)

by Khawaja, Sarfraz, Khalid, Saif Ullah
Published in Governance (Oxford) (01.04.2022)

by Ullah, Saif, Altaf Khan, Muhammad, Farooq, Muhammad
Published in European physical journal plus (01.06.2018)

by Alshehri, Ahmed, Ullah, Saif
Published in Mathematical biosciences and engineering : MBE (01.01.2023)