Galdos Systems offers a collection of resources for learning about GML, XML, and web services, and about the geospatial industry and location-based services, as well as other articles of interest.
Ron Lake’s Blog
Galdos chairman and CEO, Ron Lake, maintains a blog about all things GeoWeb and GML. Posts may be about specific aspects of GML, such as geometries and coordinate reference systems, or may be of general or philosophical interest about the GeoWeb in general or about leveraging the GeoWeb to manage urban infrastructure challenges.
Geography Markup Language (GML)
The Geography Markup Language (GML) is an XML grammar designed to express geographical features. GML is an Open Geospatial Consortium (OGC) specification and an ISO standard. This article provides an overview and introduction to GML.
GML : the Book
Ron Lake, David Burggraf, and others from Galdos Systems wrote The Book on GML. Geography Mark-Up Language: Foundation for the Geo-Web is a must read for anyone working with GML data. The book starts with basic concepts in GML and XML before getting into more technical topics, and includes illustrations and worked examples.
The articles related to the GeoWeb and the geospatial industry are some general resources of interest. Galdos links to or republishes articles of interest from newspapers or industry magazines.
The case studies provide some information about various projects where Galdos technologies have been used. Each case study includes a description of the project, the technologies used, and what Galdos did for the customer.