The Skyhawk's main competitors have been the Beechcraft Musketeer and Grumman AA-5 series (neither currently in production), the Piper Cherokee, and, more recently, the Diamond DA40.
N. Falcato, and photographs by Nicolas Lemonnier - "Portuguese Decorative Tiles", New York, London and Paris, 1998; ISBN 0-7892-0481-9* A J Barros Veloso & Isabel Almasqué - "Portuguese Tiles and Art Nouveau / O Azulejo Portugués ea Arte Nova", Edições Inapa, Portugal, 2000; ISBN 972-8387-64-4== Zunanje povezave ==* National Azulejo Museum, Portugal* Introduction to the azulejos by the Instituto Camoes* The over-glaze decoration technique* An illustrated history of the azulejo* Photo gallery of azulejos