source: Stands were eventually added behind each set of goals during the 1980s and 1990s as the ground began to be modernised.
target: As modernization occurred, stands were added behind each set of goals in the 80's and 90's.
references: As modernization occurred, stands were added behind each set of goals in the 80's and 90's. Stands were later added behind each set of goals during the 1980s and 1990s as the ground modernized. Stands were added behind each set of goals during the 1980s and 1990s. This change happened as the ground began to be updated. Finally, Stands were added behind each set of goals during the 1980 and 1990 as the ground began to be modernized. Stands were added behind goals during the 1980's and 1990's when the ground was made more up to date. 1980s and 1990s saw stands being installed behind each goal for modernisation. Stands were added behind each set of goals as the ground began to be rebuilt. During the 1980s and 1990s, stands were added behind the goals. Stands were added behind each set of goals.  These additions took place in the 1980s and 1990s as part of the modernization. After a while stands were added behind each set of goals during the 1980s and 1990s as the ground started to be made more modern.