You can find various versions of the sheet music, including standard notation and tablature, through these digital libraries: Public Domain Archives IMSLP - Mi Favorita : Offers historical scores and arrangements. The Guitar School - Mi Favorita : Provides a clean, fingered edition by Eythor Thorlaksson. Educational & Community Sites GuitarAndTab
To help you get the most out of your practice, let me know your current playing level. I can provide for the trickiest chord shifts, recommend video performances to study for phrasing, or help you find TAB-only versions if you don't read standard sheet music.
To find the most accurate editions online, try combining your search with terms like: “Daniel Fortea Mi Favorita sheet music IMSLP” “Mi Favorita guitar classical transcription PDF” “Mi Favorita mazurka Fortea guitar tab PDF” Conclusion