“…In designing the review package, the formal requirements were thus supplemented by additional criteria derived from leading research publications on: a) SEA objectives and general principles, as identified by Thérivel and Partidário (1996), Lee and Walsh (1992), and other core SEA publications; and b) SEA methodology and procedures associated with good international practice, as reflected in Curran et al (1998), George (1997), Käärik and Svensson (1998), Sadler (1996), Sadler and Verheem (1996), Thérivel (1996), and other studies.…”