Package check result: NOTE

Check: CRAN incoming feasibility, Result: NOTE
  Maintainer: ‘Paul Govan <paul.govan2@gmail.com>’
  
  Found the following (possibly) invalid URLs:
    URL: https://apps.dtic.mil/sti/citations/ADA020296
      From: DESCRIPTION
            man/rga.Rd
      Status: 403
      Message: Forbidden

No changes to worse in reverse depends.