{
  "openapi": "3.0.0",
  "info": {
    "title": "Complex Cyclic References API",
    "version": "1.0.0"
  },
  "paths": {},
  "components": {
    "schemas": {
      "Author": {
        "$ref": "./components/schemas/Author.json"
      },
      "Book": {
        "$ref": "./components/schemas/Book.json"
      }
    }
  }
}