^Gallego, Rosa; Sanz, Juan Carlos (2005). Guía de coloraciones (Gallego, Rosa; Sanz, Juan Carlos (2005). Guide to Colorations) Madrid: H. Blume. (ردمك 84-89840-31-8)
^The color displayed in the color box above matches the color called regimental in the 1930 book by Maerz and Paul A Dictionary of Color New York:1930 McGraw-Hill; the color regimental is displayed on page 117, Plate 47, Color Sample C10. "نسخة مؤرشفة". مؤرشف من الأصل في 2018-02-21. اطلع عليه بتاريخ 2018-07-19.
