@incollection{Dahlqvist_2018,
    doi = {10.1007/978-3-030-02508-3_9},
    url = {https://doi.org/10.1007%2F978-3-030-02508-3_9},
    year = {2018},
    publisher = {Springer International Publishing},
    pages = {153--172},
    author = {Fredrik Dahlqvist and Louis Parlant and Alexandra Silva},
    title = {Layer by Layer {\textendash} Combining Monads},
    booktitle = {Theoretical Aspects of Computing {\textendash} {ICTAC} 2018}
}

@incollection{Dahlqvist_2018, doi = {10.1007/978-3-030-02508-3_9}, url = {https://doi.org/10.1007%2F978-3-030-02508-3_9}, year = {2018}, publisher = {Springer International Publishing}, pages = {153--172}, author = {Fredrik Dahlqvist and Louis Parlant and Alexandra Silva}, title = {Layer by Layer {\textendash} Combining Monads}, booktitle = {Theoretical Aspects of Computing {\textendash} {ICTAC} 2018} }