Maintainer: ‘Mauro Sereno <mauro.sereno@unibo.it>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: person(given = "Mauro",
                    family = "Sereno",
                    role = c("aut", "cre"),
                    email = "mauro.sereno@unibo.it")
as necessary.
Maintainer: ‘Mauro Sereno <mauro.sereno@unibo.it>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: person(given = "Mauro",
                    family = "Sereno",
                    role = c("aut", "cre"),
                    email = "mauro.sereno@unibo.it")
as necessary.