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4. Brendle, J.: Some problems in forcing theory: large continuum and generalized cardinal invariants (Infinite combinatorics and forcing theory). RIMS Kokyuroku 2042, 1–16 (2017)
5. Brendle, J., Guzmán, O., Raghavan, D., Hrušák, M.: Combinatorial properties of MAD families (2018) (preprint) (This is the year when the authors have kindly made it available to us.)