“…We have specific methods based on pairwise comparisons (see e.g. [20], [21], [22]), methods utilizing ideals in the evaluation process [23], [24], special methods for ordinal data [25], [26], [27], methods equipped to deal with different types of uncertainty [28], [29], [30], [31], [32], [33], [34], methods capable of dealing with linguistic inputs/outputs and to process natural language [35], [36], [37], [38], methods for consensus modeling and analysis [39], [40], [27], [41]. The list is definitely not complete, nor is it reasonably structured.…”