All image hyperlinks to external Internet pages are marked with the
link button. Text hyperlinks to external Internet pages are always underlined and text hyperlinks to Dcviews pages are always shown in italic.
As we provide well over 5000 links to various Internet resources (and this number is steadily growing), these links are a critical component of our services Therefore. all our links are validated on a weekly basis. Of course, you might occasionally find an Internet resource not accessible because the main server or an intermediate link could be down or in maintenance. We appreciate feedback on persistent link errors!