Although the battle of Pedroso has been mistakenly dated in January, as mentioned in the Chronica Gothorum, a donation to the Monastery of Santo Antonino de Barbudo dated 17 February 1071 shows that the battle took place in February rather than in January.[4]
^Brandão, António; de Brito, Bernardo (1944). Crónica do conde D. Henrique, D. Teresa e infante D. Afonso. p. 36.
^Ribeiro, Ângelo; Saraiva, José Hermano (2004). História de Portugal. Vol. 1: A formação do território: da Lusitânia ao alargamento do país / Ângelo Ribeiro. Matosinhos: QuidNovi. ISBN978-989-554-106-5.