• Monads need not be endofunctorsAltenkirch, Thorsten; Chapman, James; Uustalu, TarmoLogical methods in computer science2015 / p. 1-40 https://doi.org/10.2168/LMCS-11(1:3)2015 https://www.scopus.com/sourceid/19700175752 https://www.scopus.com/record/display.uri?eid=2-s2.0-84927621403&origin=inward&txGid=a351868f770191ae145fa316e19b7e44 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=LOG%20METH%20COMPUT%20SCI&year=2015 https://www.webofscience.com/wos/woscc/full-record/WOS:000353193000010