1. Berto, F., and D. Nolan, Hyperintensionality, in E. N. Zalta, (ed.), The Stanford Encyclopedia of Philosophy (Summer 2021 Edition). https://plato.stanford.edu/archives/sum2021/entries/hyperintensionality/.
2. Fitting, M., Intensional logic, in E. N. Zalta, and U. Nodelman, (eds.), The Stanford Encyclopedia of Philosophy (Winter 2022 Edition). https://plato.stanford.edu/archives/win2022/entries/logic-intensional/.
3. Giordani, A., and J. Malinowski, Logic in High Definition, vol. 56 of Trends in Logic, Springer, Cham, 2021, https://doi.org/10.1007/978-3-030-53487-5_1.
4. Jarmużek, T., and T. Paoli, Relating Logic and Relating Semantics. History, Philosophical Applications and Some of Technical Problems, Logic and Logical Philosophy 30(4): 563–577, 2021, https://doi.org/10.12775/LLP.2021.025.
5. Jespersen, B., and M. Duží, Introduction, Synthese 192(3): 525–534, 2015, https://doi.org/10.1007/S11229-015-0665-9.