# Smart Warehouses: Rationale, Challenges and Solution Directions
## Appendix A \begin{table}
\begin{tabular}{c c c c c c c} \hline \hline
**Source** & **EC1** & **EC2** & **EC3** & **EC4** & **EC5** & **\# of Studies** & **Excluded** \\ \hline IEEE Xplore & 1 & 0 & 0 & 11 & 0 & 12 \\ ResearchGate & 0 & 0 & 0 & 125 & 1 & 126 \\ SAGE Journals & 0 & 0 & 0 & 0 & 0 & 0 \\ ScienceDirect & 0 & 0 & 2 & 32 & 1 & 35 \\ SpringerLink & 0 & 0 & 0 & 0 & 0 & 3 \\ Taylor \& Francis Online & 9 & 0 & 0 & 430 & 0 & 439 \\ Wiley Library Online & 0 & 0 & 0 & 0 & 0 & 0 \\ \hline Total & 10 & 0 & 2 & 598 & 2 & 615 \\ \hline \hline \end{tabular}
\end{table} 
Table 1: Exclusion of papers based on each exclusion criterion. * _[PERSON] et al. (2015)_ [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON] Product Allocation Planning with Safety Compatibility Constraints in IoT-based Warehouse. _Procedia Comput. Sci._**2015**, _73_, 290-297. [CrossRef]
* _[PERSON] et al. (2018)_ [PERSON]; [PERSON]; [PERSON]; [PERSON] Real-time order scheduling and execution monitoring in public warehouses based on radio frequency identification. _Int. J. Adv. Manuf. Technol._**2018**, _95_, 2473-2494. [CrossRef]
* _[PERSON] et al. (2017)_ [PERSON]; [PERSON]; [PERSON]; [PERSON] RFID-enabled flexible warehousing. _Decis. Support Syst._**2017**, _98_, 99-112. [CrossRef]
* _[PERSON] et al. (2015)_ [PERSON]; [PERSON]; [PERSON]; [PERSON] An RFID-enabled automated warehousing system. _Int. J. Mater. Mech. Manuf._**2015**, \(3\), 287-293. [CrossRef]
* _[PERSON] et al. (2013)_ [PERSON]; [PERSON] Augmented reality in logistics. _Procedia Comput. Sci._**2013**, _26_, 14-20. [CrossRef]
* _[PERSON] et al. (2017)_ [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON] Augmented Reality in Warehouse Operations: Opportunities and Barriers. _IFAC-PapersOnLine_**2017**, _50_, 12979-12984. [CrossRef]
* _[PERSON] et al. (2014)_ [PERSON]; [PERSON]; [PERSON] Bottom-up approach based on Internet of Things for order fulfillment in a collaborative warehousing environment. _Int. J. Prod. Econ._**2014**, _159_, 29-40. [CrossRef]
* [PERSON] (2013) [PERSON] Study of Smart Warehouse Management System Based on the IOT. In Proceedings of the Intelligence Computation and Evolutionary Computation, Cancun, Mexico, 20-23 June 2013. * _[PERSON] et al. (2018)_ [PERSON]; [PERSON] [PERSON]; [PERSON] Cybersecurity for Industry 4.0 in the current literature: A reference framework. _Comput. Ind._**2018**, _103_, 97-110. [CrossRef]
* _[PERSON] et al. (2014)_ [PERSON]; [PERSON]; [PERSON] Service Innovation and Smart Analytics for Industry 4.0 and Big Data Environment. _Procedia CIRP_**2014**, _16_, 3-8. [CrossRef]
* _[PERSON] et al. (2018)_ [PERSON]; [PERSON]; [PERSON] Industry 4.0 as an enabler of proximity for construction supply chains: A systematic literature review. _Comput. Ind._**2018**, _99_, 205-225. [CrossRef]
* _[PERSON] et al. (2018)_ [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON] A systematic review of Augmented Reality content-related techniques for knowledge transfer in maintenance applications. _Comput. Ind._**2018**, _103_, 47-71. [CrossRef]
* _[PERSON] et al. (2019)_ [PERSON]; [PERSON]; [PERSON] [PERSON] Interoperability Assessment: A Systematic Literature Review. _Comput. Ind._**2019**, _106_, 111-132. [CrossRef]
* _[PERSON] (2016)_ [PERSON]; [PERSON] [PERSON] Understanding the implications of digitisation and automation in the context of Industry 4.0: A triangulation approach and elements of a research agenda for the construction industry. _Comput. Ind._**2016**, _83_, 121-139. [CrossRef]
* _[PERSON] et al. (2018)_ [PERSON] [PERSON]; [PERSON] Digital Supply Chain: Literature review and a proposed framework for future research. _Comput. Ind._**2018**, _97_, 157-177. [CrossRef]
* _[PERSON] et al. (2017)_ [PERSON]; [PERSON]; [PERSON] Product modeling from knowledge, distributed computing and lifecycle perspectives: A literature review. _Comput. Ind._**2017**, _84_, 1-13. [CrossRef]
* _[PERSON] (2018)_ [PERSON]; [PERSON] [PERSON] SMART Warehouse with Internet of Things supported Inventory Management System. _Int. J. Pure Appl.