An Overview of ALS Technology, Robert T. Pack, Valerie Brooks, Jamie Young, Nuno Vilaça, Svein Vatslid, Peter Rindle, Sven Kurz, Christopher E. Parrish, Rex Craig, Philip W. Smith
Center for Coastal and Ocean Mapping

Sampling method and sample placement: How do they affect the accuracy of remotely sensed maps?, Lucie Plourde, Russell G. Congalton
New Hampshire Agricultural Experiment Station Publications