High Quality Content by WIKIPEDIA articles! The 1987–88 Yugoslav Second League season was the 42nd season of the Second Federal League (Serbo-Croatian: Druga savezna liga), the second level association football competition of SFR Yugoslavia, since its establishment in 1946. The league was contested in two regional groups (West Division and East Division), with 18 clubs each. This was the last season under that format as the following season featured unified second league with 20 clubs.