Quantification of human error in maintenance using graph theory and matrix approach. - V. N. Aju kumar; O. P. Gandhi (Qual. Reliab. Eng. Int., 2011)

Identification and Assessment of Factors Influencing Human Reliability in Maintenance Using Fuzzy Cognitive Maps. - V. N. Aju kumar; M. S. Gandhi; O. P. Gandhi (Qual. Reliab. Eng. Int., 2015)

Maintenance performance evaluation using an integrated approach of graph theory, ISM and matrix method. - V. N. Aju kumar; Piyush Gupta; O. P. Gandhi (Int. J. Syst. Assur. Eng. Manag., 2019)