- Title: O meu amigo Koellreutter
- Composer(s): Mendes, Gilberto
- Reference: AVK073
- Type: Score
- Formation: voice, marimba and piano
- Class: Voice
- Instrument(s): voice mar pf
- Difficulty: 2 (not so easy)
- Year: 1998
- Duration: 4 min
- Pages: 2+1+1
- Length: 29.7 cm
- Width: 21 cm
- Weight: 62 g