Text this: On the ranked-set sampling M-estimates for symmetric location families

  _____      ___     __   __    ______    _  __  
 / ____||   / _ \\   \ \\/ //  /_   _//  | |/ // 
/ //---`'  | / \ ||   \   //    -| ||-   | ' //  
\ \\___    | \_/ ||   / . \\    _| ||_   | . \\  
 \_____||   \___//   /_//\_\\  /_____//  |_|\_\\ 
  `----`    `---`    `-`  --`  `-----`   `-` --`