Modal Logic - An Introduction

cover

@Book{            Chellas,
  Author        = "Chellas, Brian",
  date-added    = "2020-04-10 11:07:26 +0200",
  date-modified = "2020-04-10 11:07:27 +0200",
  Keywords      = "mathematical logic and modal logic",
  Title         = "Modal Logic - An Introduction",
  File          = "Modal Logic - An Introduction - Chellas (0) (0) - a - a.pdf"
}

@Book{ Chellas, Author = "Chellas, Brian", date-added = "2020-04-10 11:07:26 +0200", date-modified = "2020-04-10 11:07:27 +0200", Keywords = "mathematical logic and modal logic", Title = "Modal Logic - An Introduction", File = "Modal Logic - An Introduction - Chellas (0) (0) - a - a.pdf" }