Combining the AHP and TOPSIS to evaluate car selection. - M. Mujiya Ulkhaq; Wismar R. Wijayanti; M. Syarifudin Zain; Elan Baskara; Widya Leonita (HP3C, 2018)

Formulating a marketing strategy of SME through a combination of 9Ps of marketing mix and Porter's five forces: a case study. - M. Mujiya Ulkhaq; Wismar R. Wijayanti; Wini R. Dewi; Adhie Prayogo; Finiesa S. Aulia; Annisa A. Utami; Anita Mustikasari (ICBDT, 2018)

Combining the fuzzy AHP and TOPSIS to evaluate service quality of e-commerce website. - Wismar R. Wijayanti; Wini R. Dewi; Fahmi Ardi; Azrinol Fajri; M. Mujiya Ulkhaq; Pradita Y. Akshinta (ICETC, 2018)

Evaluating Hospital Service Quality: A Combination of the AHP and TOPSIS. - M. Mujiya Ulkhaq; Finsaria Fidiyanti; M. Fauzan M. Raharjo; Aryati D. Siamiaty; Rahayu E. Sulistiyani; Pradita Y. Akshinta; Eriawan Agung Nugroho (ICMHI, 2018)

Assessing Website Quality of Online Travel Agency: An Application of the Importance-Performance and Gap Analysis Model. - F. I. H. Nasution; A. K. Khairunnisa; A. A. Menawan; L. Gobel; Fahmi Ardi; M. Mujiya Ulkhaq (ICDTE, 2019)

Clustering Internet Shoppers: An Empirical Finding from Indonesia. - Fadhilah S. Minako; M. Mujiya Ulkhaq; Dwi 'Sa Nu; Angela R. A. Pratiwi; Pradita Y. Akshinta (ICEMC, 2019)

Assessing Students' Perceptions to Sustainability: A Comparison between Two Universities. - M. Mujiya Ulkhaq; M. Faiz Aji Prakoso; Verana K. Sari; Lia Maduma; M. Haikal Hazazi (ICETT, 2019)

Service Quality Analysis of Bus Rapid Transit : A Case in Semarang, Indonesia. - M. Mujiya Ulkhaq; Avinda J. Ardiani; Miftahul Farhan; Raka P. Bagja; Rama Z. Hanif (ICITE, 2019)

Parallel discretization of the Markov chain approximation for the autoregressive moving average chart. - Chang-Ho Jihn; M. Mujiya Ulkhaq (Commun. Stat. Simul. Comput., 2019)

Service Quality Assessment of Mobile Internet Provider: A Case in Indonesia. - Kharisma Haddist; Widya Leonita; Zakenia Hayu Chairunnisa; Evanda Ryan Prakoso; Muhammad Mujiya Ulkhaq (ICSEB, 2020)

Service Quality Assessment of Theme Park. - Fany Astari; Fyna Astari; Riantika Sunardi Kahfi; Fahmi Ardi; Lovena Oki; M. Mujiya Ulkhaq (MSIE, 2020)