1. [1] A. Basiri, E. S. Lohan, T. Moore, A. Winstanley, P. Peltola, C. Hill, P. Amirian, and P. F. E. Silva, "Indoor location based services challenges, requirements and usability of current solutions," Computer Science Review, vol. 24, pp. 1-12, 2017. [DOI:10.1016/j.cosrev.2017.03.002]

2. [2] Lin, W. Y., & Lin, P. H. (2018). Intelligent generation of indoor topology (i-GIT) for human indoor pathfinding based on IFC models and 3D GIS technology. Automation in Construction, 94, 340-359. [DOI:10.1016/j.autcon.2018.07.016]

3. [3] I. Afyouni, C. Ray, and C. Claramunt, "Spatial models for context-aware indoor navigation systems: A survey," Journal of Spatial Information Science, no. 4, 2012. [DOI:10.5311/JOSIS.2012.4.73]

4. [4] Hamieh, A., Ben Makhlouf, A., Louhichi, B., & Deneux, D. (2020). A BIM-based method to plan indoor paths. Automation in Construction, 113, 103120. [DOI:10.1016/j.autcon.2020.103120]

5. [5] Sun, N., Yang, E., Corney, J., & Chen, Y. (2019). Semantic Path Planning for Indoor Navigation and Household Tasks. Towards Autonomous Robotic Systems, 11650, 191-201. [DOI:10.1007/978-3-030-25332-5_17]

6. [6] K. Kim and J. P. Wilson, "Planning and visualising 3D routes for indoor and outdoor spaces using CityEngine," Journal of Spatial Science, vol. 60, no. 1, pp. 179-193, 2015. [DOI:10.1080/14498596.2014.911126]

7. [7] H. Tashakkori, A. Rajabifard, and M. Kalantari, "A new 3D indoor/outdoor spatial model for indoor emergency response facilitation," Building and Environment, vol. 89, pp. 170-182, 2015. [DOI:10.1016/j.buildenv.2015.02.036]

8. [8] E. Tsiliakou and E. Dimopoulou, "3D Network Analysis For Indoor Space Applications," ISPRS - International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, vol. XLII-2/W2, pp. 147-154, 2016. [DOI:10.5194/isprs-archives-XLII-2-W2-147-2016]

9. [9] M. Makdoom, ''3D Indoor Routing and Visualization for the University of Redlands'', master's thesis, University of Redlands, 2015.

10. [10] A. Petrenko, ''Generation of an Indoor Navigation Network for the University of Saskatchewan'', master's thesis, University of Saskatchewan, 2014.

11. [11] J. Lee, "A Spatial Access-Oriented Implementation of a 3-D GIS Topological Data Model for Urban Entities," GeoInformatica, vol. 8, no. 3, pp. 237-264, 2004. [DOI:10.1023/B:GEIN.0000034820.93914.d0]

12. [12] S. J. Tang, Q. W. Zhu, W. T. Wang, and Y. undefined Zhang, "Automatic Topology Derivation From Ifc Building Model For In-Door Intelligent Navigation," ISPRS - International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, vol. XL-4/W5, pp. 7-11, 2015. [DOI:10.5194/isprsarchives-XL-4-W5-7-2015]

13. [13] T.-A. Teo and K.-H. Cho, "BIM-oriented indoor network model for indoor and outdoor combined route planning," Advanced Engineering Informatics, vol. 30, no. 3, pp. 268-282, 2016. [DOI:10.1016/j.aei.2016.04.007]

14. [14] Lewandowicz, E., Lisowski, P., & Flisek, P. (2019). A Modified Methodology for Generating Indoor Navigation Models. ISPRS International Journal of Geo-Information, 8(2), 60. [DOI:10.3390/ijgi8020060]

15. [15] M. Xu, I. Hijazi, A. Mebarki, R. E. Meouche, and M. Abunemeh, "Indoor guided evacuation: TIN for graph generation and crowd evacuation," Geomatics, Natural Hazards and Risk, vol. 7, no. sup1, pp. 47-56, 2016. [DOI:10.1080/19475705.2016.1181343]

16. [16] A. Jamali, A. A. Rahman, P. Boguslawski, P. Kumar, and C. M. Gold, "An automated 3D modeling of topological indoor navigation network," GeoJournal, vol. 82, no. 1, pp. 157-170, 2017. [DOI:10.1007/s10708-015-9675-x]

17. [17] P. Boguslawski, L. Mahdjoubi, V. Zverovich, and F. Fadli, "Automated construction of variable density navigable networks in a 3D indoor environment for emergency response," Automation in Construction, vol. 72, pp. 115-128, 2016. [DOI:10.1016/j.autcon.2016.08.041]

18. [18] L. Yang and M. Worboys, "Generation of navigation graphs for indoor space," International Journal of Geographical Information Science, vol. 29, no. 10, pp. 1737-1756, 2015. [DOI:10.1080/13658816.2015.1041141]

19. [19] Fu, M., Liu, R., Qi, B., & Issa, R. R. (2020). Generating straight skeleton-based navigation networks with Industry Foundation Classes for indoor way-finding. Automation in Construction, 112, 103057. [DOI:10.1016/j.autcon.2019.103057]

20. [20] U. Isikdag, S. Zlatanova, and J. Underwood, "A BIM-Oriented Model for supporting indoor navigation requirements," Computers, Environment and Urban Systems, vol. 41, pp. 112-123, 2013. [DOI:10.1016/j.compenvurbsys.2013.05.001]

21. [21] P. Boguslawski, C. M. Gold, and H. Ledoux, "Modelling and analysing 3D buildings with a primal/dual data structure," ISPRS Journal of Photogrammetry and Remote Sensing, vol. 66, no. 2, pp. 188-197, 2011. [DOI:10.1016/j.isprsjprs.2010.11.003]

22. [22] A. A. Khan, A. Donaubauer, and T. H. Kolbe, "A multi-step transformation process for automatically generating Indoor routing graphs from existing semantic 3D building models," Proceedings of 9th Conference Chairs of 3DGeoInfo, 2014.

23. [23] M. Xu, S. Wei, S. Zlatanova, and R. Zhang, "Bim-Based Indoor Path Planning Considering Obstacles," ISPRS Annals of Photogrammetry, Remote Sensing and Spatial Information Sciences, vol. IV-2/W4, pp. 417-423, 2017. [DOI:10.5194/isprs-annals-IV-2-W4-417-2017]

24. [24] M. Xu, S. Wei, and S. Zlatanova, "An Indoor Navigation Approach Considering Obstacles And Space Subdivision Of 2D Plan," ISPRS - International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, vol. XLI-B4, pp. 339-346, 2016. [DOI:10.5194/isprs-archives-XLI-B4-339-2016]

25. [25] M. Krūminaitė and S. Zlatanova, "Indoor space subdivision for indoor navigation," Proceedings of the Sixth ACM SIGSPATIAL International Workshop on Indoor Spatial Awareness - ISA 14, 2014. [DOI:10.1145/2676528.2676529]

26. [26] L. Liu, S. Zlatanova, B. Li, P. Oosterom, H. Liu, and J. Barton, "Indoor Routing on Logical Network Using Space Semantics," ISPRS International Journal of Geo-Information, vol. 8, no. 3, p. 126, 2019. [DOI:10.3390/ijgi8030126]

27. [27] S. Zlatanova, L. Liu, and G. Sithole, "A conceptual framework of space subdivision for indoor navigation," Proceedings of the Fifth ACM SIGSPATIAL International Workshop on Indoor Spatial Awareness - ISA 13, 2013. [DOI:10.1145/2533810.2533819]

28. [28] A. A. Diakité, S. Zlatanova, and K.-J. Li, "About The Subdivision Of Indoor Spaces In Indoorgml," ISPRS Annals of Photogrammetry, Remote Sensing and Spatial Information Sciences, vol. IV-4/W5, pp. 41-48, 2017. [DOI:10.5194/isprs-annals-IV-4-W5-41-2017]

29. [29] Pang, Y., Zhou, L., Lin, B., Lv, G., & Zhang, C. (2019). Generation of navigation networks for corridor spaces based on indoor visibility map. International Journal of Geographical Information Science, 34(1), 177-201. [DOI:10.1080/13658816.2019.1664741]

30. [30] Open Geospatial Consortium, OGC City Geography Markup Language (CityGML) Encoding Standard. Version: 2.0.0., 2012.