Here are some resources to read about chant and learn how to better sing it.
Introduction to learning Chant
An Idiot's Guide to Square Notes
The Church on Chant
Chirograph for the Centenary of Tra le Sollicitudini, John Paul II
Pope Benedict XVI on Sacred Music
Theological Problems of Church Music, Joseph Cardinal Ratzinger
Liturgy and Church Music, Joseph Cardinal Ratzinger
Singing the Mass by Bishop Thomas J. Olmsted
Part One: Liturgical Music as Participation in Christ
Part Two: A Short History of Liturgical Music
Part Three: Sacred Music’s Role in Evangelization
Part Four: Practical Points for Singing the Mass
Practical Assistance
14 Easy Ways to Improve the Liturgy
How to Start Your Own Garage Schola
Childhood Memories of Learning Chant
Introducing Chant into the Domestic Church
Theology, History, Spirituality
Sing Psalms: Catholic Sacred Music Tradition
Propers of the Mass
Graduale or Missale: The Confusion Resolved
The Chants of the Vatican Gradual (Version2)
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