@inproceedings{ames:2008,
  author =    {D. P. Ames},
  editor =    {S. Shekhar and H. Xion},
  title =     {MapWindow GIS},
  booktitle = {Encyclopedia of GIS},
  publisher = {Springer},
  year =      {2008},
  volume =    {},
  number =    {},
  series =    {},
  address =   {New York},
  edition =   {},
  month =     {},
  pages =     {633-634},
}

@book{ames:2007a,
  author =    {D. P. Ames},
  editor =    {},
  title =     {MapWinGIS Reference Manual: A function guide for the free MapWindow GIS ActiveX component},
  publisher = {Lulu.com},
  year =      {2007},
  volume =    {},
  number =    {},
  series =    {},
  address =   {Morrisville, North Carolina},
  edition =   {},
  month =     {},
  pages = 		{194},
}

@article{ames:2007b,
  author =  {D. Ames and C. Michaelis and T. Dunsford},
  title =   {Introducing the MapWindow GIS Project.},
  journal = {The Journal of the Open Source Geospatial Foundation},
  year =    {2007},
  volume =  {2},
  pages =   {13-16},
}

@article{dunsford:2009,
  author =  {H. Dunsford},
  title =   {Restructuring of the MapWindow GIS project},
  journal = {PositionIT},
  year =    {2009},
  volume =  {April/May},
  pages =   {54-59},
}

@inproceedings{dunsford:2008,
  author =       {H. Dunsford et al.},
  title =        {Community Code Development: A New Paradigm for Geospatial Software in Support of the Data for Environmental Modeling(D4EM) Project},
  booktitle =    {AWRA Spring Specialty Conference GIS and Water Resources V},
  year =         {2008},
  editor =       {},
  volume =       {},
  number =       {},
  series =       {},
  pages =        {},
  address =      {San Mateo, California},
  month =        {},
  organization = {},
  publisher =    {},
}

@book{egenhofer:1998,
  author =    {M. J. Egenhofer and R. G. Golledge},
  editor =    {},
  title =     {patial and Temporal Reasoning in Geographic Information Systems},
  publisher = {Oxford University Press},
  year =      {1998},
  volume =    {},
  number =    {},
  series =    {},
  address =   {New York, New York},
  edition =   {},
  month =     {},
}

@misc{gnu:2007,
  author =  {GNU Free software Foundation},
  title =   {GNU General Public License},
  url = 		{http://www.gnu.org/licenses/#GPL},
  howpublished = {Online}, 	 
  year =    {2007},
  retrieved = {August 16, 2008},
}

@inproceedings{greenberg:2001,
  author =       {S. Greenberg and C. Fitchett},
  title =        {Phidgets: easy development of physical interfaces through physical widgets},
  booktitle =    {Proc ACM UIST},
  year =         {2001},
  editor =       {},
  volume =       {},
  number =       {},
  series =       {},
  pages =        {209–218},
  address =      {},
  month =        {},
  organization = {},
  publisher =    {},
}

@article{greenberg:2007,
  author =  {S. Greenberg},
  title =   {Toolkits and Interface Creativity},
  journal = {Multimedia Tools and Applications},
  year =    {2007},
  volume =  {32(2)},
  pages =   {139-159},
}


@book{iso:2003,
  author =    {ISO19107},
  editor =    {},
  title =     {Geographic Information – Spatial Schema},
  publisher = {International Organization for Standardization},
  year =      {2003},
  volume =    {},
  number =    {},
  series =    {},
  address =   {Geneva, Switzerland},
  edition =   {},
  month =     {},
}
 

@article{mozilla:2008,
  author =  {Mozilla},
  title =   {Mozilla Public License Version 1.1},
  url = 		{http://www.mozilla.org/MPL/MPL-1.1.html},
  howpublished = {Online}, 	 
  year =    {2008},
  retrieved = {August 16, 2008},
}

@article{microsoft:2008,
  author =  {Microsoft},
  title =   {Extension Methods (C\# Programming Guide)},
  url = 		{http://msdn.microsoft.com/en-us/library/bb383977.aspx},
  howpublished = {Online}, 	 
  year =    {2008},
  retrieved = {August 16, 2008},
}

 
@article{msdn:2008,
  author =  {MSDN},
  title =   {Explicit Interface Implementation: C\# Programming Guide},
  url = 		{http://msdn.microsoft.com/en-us/library/ms173157.aspx},
  howpublished = {Online}, 	 
  year =    {2008},
  retrieved = {August 16, 2008},
}


@book{neteler:2008,
  author =    {M. Neteler and H. Mitasova},
  editor =    {},
  title =     {OPEN SOURCE GIS A GRASS GIS Approach},
  publisher = {Springer},
  year =      {2008},
  volume =    {},
  number =    {},
  series =    {},
  address =   {New York, New York},
  edition =   {3rd},
  month =     {},
}

@article{ogc:2006,
  author =  {Open GIS Consortium (OGC)},
  title =   {Simple feature access – Part 1: Common architecture, Implementation Specification for Geographic Information, Version 1.2.0},
  url = {http://www.opengeospatial.org/standards/sfa},
  howpublished = {Online}, 	 
  year =    {2006},
  retrieved = {August 16, 2008},
}


@book{ott:2001,
  author =    {T. Ott and F. Swiaczny},
  editor =    {},
  title =     {Time-Integrative Geographic Information Systems},
  publisher = {Springer-Verlag},
  year =      {2001},
  volume =    {},
  number =    {},
  series =    {},
  address =   {Berlin},
  edition =   {},
  month =     {},
}

@misc{qgis:2008,
  author =  {QGIS Project},
  title =   {Quantum GIS User and Installation Guide, version 0.9.0},
  url = {http://gisalaska.com/qgis/doc/user_guide_en.pdf},
  howpublished = {Online}, 	 
  retrieved = {August 16, 2008},
}

@misc{rotaru:1999,
  author =  {C. Rotaru},
  title =   {Extensibility Model, version 1.00, Mozilla.org},
  url = http://www.mozilla.org/projects/intl/extensibility-model.html},
  howpublished = {Online},
  year =    {1999},
  retrieved = {August 16, 2008},
}

@misc{zeiler:2001,
  author =  {M. Zeiler},
  title =   {Applications and Cartography, ESRI ArcGIS 8.1 Object Model 1},
  howpublished = {Online}, 	  url={http://edndoc.esri.com/arcobjects/8.3/Diagrams/ArcGIS%20Object%20Model.pdf},
  year =    {2001}, 
  retrieved = {August 16, 2008},
}

