Please note that "Chalitzah" refers to the rite which frees a man and woman from their obligation to perform levirate marriage.
Reading in Hebrew: Yevamot 106b
Whether the reading is necessary for the rite to work: Yevamot 104a-b
Importance of proper enunciation and pauses in reading the Verses: Yevamot 106b
Specific Pronunciation Requirement by "Lo Avah Yabmi": Yevamot 106b
Which Verses to read, in which order: Yevamot 106b
Whether this will work, with a Court, without the Spitting: Yevamot 105a