Please list all the links to the ratings on the movie "A Way of Life" with a critic.
A Way of Life' refers to movie_title; with a critic refers to critic is not null, links to the ratings refers to rating_url;
SELECT T1.rating_url FROM ratings AS T1 INNER JOIN movies AS T2 ON T1.movie_id = T2.movie_id WHERE T2.movie_title = 'A Way of Life' AND T1.critic IS NOT NULL