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| 1st(1st leg) | Grasshopper Club Zürich | - | SC Bastia | 3:2 (2:2) | ||
| 2nd (2nd leg) | SC Bastia | - | Grasshopper Club Zürich | 1:0 (0:0) | ||
| 1st(1st leg): 29/03/1978 | 2nd (2nd leg): 12/04/1978 | Winner: SC Bastia | ||||
| 1st(1st leg) | PSV Eindhoven | - | FC Barcelona | 3:0 (2:0) | ||
| 2nd (2nd leg) | FC Barcelona | - | PSV Eindhoven | 3:1 (2:0) | ||
| 1st(1st leg): 29/03/1978 | 2nd (2nd leg): 12/04/1978 | Winner: PSV Eindhoven | ||||
