path("", views.CatalogueView.as_view(), name="catalogue"),
path("author/<slug:slug>/", views.AuthorView.as_view(), name="catalogue_author"),
path("book/<slug:slug>/", views.BookView.as_view(), name="catalogue_book"),
+ path("book/<slug:slug>.json", views.BookAPIView.as_view(), name="catalogue_book_api"),
path('terms/epoch/', views.EpochTerms.as_view()),
path('terms/kind/', views.KindTerms.as_view()),