Table 8.

Combination of IVFSs and MCDM methods

Environment	Category	MCDM methods	References
IVFS	Single	TOPSIS	Sharaf [88]
		TODIM	Mohagheghi [89]
		DEMATEL	Wang et al. [90]
	Hybrid	AHP + TOPSIS	Pires et al. [91]
		ELECTRE III + BWM	You et al. [92]
IVIFS	Single	TODIM	Zindani et al. [93]
		TOPSIS	Wang et al. [94]; Aikhuele and Turan [95]; Bu et al. [96]; Liu et al. [97]; Zhang and Yu [98]; Li et al. [99]; Hajek and Froelich [100]
		AHP	Zheng et al. [101]; Abdullah and Najib [102]
		WASPAS	Gireesha et al. [103]; Zavadskas et al. [81]
		MOORA	Thao [104]
		MULTIMOORA	Zavadskas et al. [105]
		MABAC	Xue et al. [106]
		VIKOR	Krishankumar et al. [107]; Du and Liu [108];
	Hybrid	AHP + TOPSIS	Dogan et al. [109]
		AHP + COPRAS	Perçin [110]
		AHP + WASPAS	Alimohammadlou and Khoshsepehr [111]
		ANP + COPRAS	Wang et al. [112]
		ANP + TODIM	Li et al. [113]
		TOPSIS + VIKOR	Dammak et al. [114]
		PROMETHEE + ELECTRE	Chen [115]
		TOPSIS + TODIM + WASPAS	Davoudabadi et al. [116]
CIVIFS	Single	TODIM	Zindani et al. [117]
IVTrFS	Single	VIKOR	Vahabzadeh et al. [118]
		BWM	Ali and Rashid [119]
	Hybrid	ANP + TOPSIS	Skondras et al. [120]
IVITrFS	Single	VIKOR	Liu et al. [121]; Du and Liu [108]
		CODAS	Seker [122]
IVIHFS	Single	VIKOR	Wang et al. [123]
IVHFS	Single	ELECTRE III	Niu et al. [124]
		QUALIFLEX	Zhang [125]
		CODAS	Karasan et al. [126]
		TODIM	Zhang and Xu [80]
IVPFS	Single	FDOSM	Al-Samarraay et al. [127]
		MULTIMOORA	Liang et al. [128]
		EDAS	Yanmaz et al. [129]
		COPRAS	Haktanir [130]
	Hybrid	AHP + TOPSIS	Boyaci and Sisman [131]
		ANP + TOPSIS	Mohandes and Zhang [132]
		AHP + TOPSIS + VIKOR	Aslantas et al. [133]
IVTFS	Single	VIKOR	Wang and Wang [134]
	Hybrid	AHP + VIKOR	Singh et al. [135]
		BWM + TOPSIS	Mohandes et al. [136]
		ANP + TOPSIS + VIKOR	Vahdani et al. [137]
IV type-2 GFS	Single	TODIM	Tolga et al. [43]
IVFFS	Single	TOPSIS	Jeevaraj [47]
IVSFS	Single	TOPSIS	Farrokhizadeh [46]