== Codice sorgente GABC ==
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name:Mysterium fidei;office-part:Toni Communes;book:Graduale Romanum, 1974, p. 810 & Gregorian Missal, 1990, p. 26 & Liber cantualis, 1983, p. 26;%%(c3) MY(c)sté(ef)ri(f)um(f) fí(g)de(f)i.(f.) <i>vel</i>(::) My(c)sté(ef)ri(f)um(fe) fí(f!gwhf)de(ef)i.(f.) (::Z)<sp>R/</sp>.() Mor(c)tem(e) tu(ef)am(f'_) an(f)nun(f)ti(f)á(f)mus,(e) Dó(f!gwh)mi(f)ne,(f.) (;) et(c) tu(ef)am(f) re(f)sur(f)re(f)cti(f)ó(f)nem(f) con(g)fi(f)té(ef)mur,(e.) (,z) do(fd)nec(ee) vé(c)ni(bc)as.(c.) (::)
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