Maintainer: ‘Jilber Urbina <JilberUrbina@gmail.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: person(given = "Jilber",
                    family = "Urbina",
                    role = c("aut", "cre"),
                    email = "jilberurbina@gmail.com")
as necessary.
Maintainer: ‘Jilber Urbina <JilberUrbina@gmail.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: person(given = "Jilber",
                    family = "Urbina",
                    role = c("aut", "cre"),
                    email = "jilberurbina@gmail.com")
as necessary.