Write SQL query to solve given problem: List the names of the coins above the average price on April 28, 2013.. Keep the solution inside sql tag ```sql [SQL-Query] ```
SELECT T1.name FROM coins AS T1 INNER JOIN historical AS T2 ON T1.id = T2.coin_id WHERE T2.date = '2018-04-28' AND T2.price > ( SELECT AVG(price) FROM historical WHERE date = '2018-04-28' )