ToolBar AppBarLayout CoordinatorLayout CollapsingToolBarLayout

AppBarLayout on developer.android.com

CollapsingToolbarLayout

Hello Toolbar, Goodbye ActionBar

Collapsing Toolbar Layout on antonioleiva.com

Coordinator Layout on habr pdf

CollapsingToolbarLayout with darker imageview (pdf)

Scrolling down triggers refresh instead of revealing the toolbar on stackoverflow.com

Handling Scrolls with CoordinatorLayout

Rambler about CoordinatorLayout