介绍室内机器人传感器定位的一种方法，给研究提出了新方向-Introduction indoor robot sensor positioning method to study proposes a new direction

关于室内垂直定位的外文文献，对于研究室内定位的方法和算法有很好的帮助。-A real-time indoor localization approach integrated with a Geographic Information System (GIS)

测距误差分级的室内TOA定位算法_王沁，很好的资料-The indoor positioning algorithm based on TOA _ Wang Qin ranging error classification, very good information on distant and indistinct