Andre Villas-Boas has admitted his age and relative lack of experience make it difficult for him to assert his authority over Chelsea's players, with the Blues boss insisting he "could never be dictatorial" in the dressing-room. GettyImagesAndre Villas-Boas says he gives his Chelsea players 'a certain amount of input' The pressure is mounting on Villas-Boas, with his side currently 12 points adrift of joint-Premier League leaders Manchester City and Manchester United in fourth place. Chelsea owner Roman Abramovich forked out more than £13 million in compensation to free the Portuguese manager from his contract with Porto last summer, and his patience is clearly being tested as the club grapples to stay on course for a Champions League place. The heat is certainly being turned