| article html file updated | 14 August 2026 22:34 CEST | Update | https://www.mdpi.com/1996-1073/11/3/473 |
| article html file updated | 9 February 2020 07:33 CET | Update | N/A |
| article html file updated | 1 October 2019 00:41 CEST | Update | N/A |
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| article html file updated | 25 February 2018 07:39 CET | Original file | N/A |
| article xml uploaded. | 25 February 2018 07:37 CET | Update | https://www.mdpi.com/1996-1073/11/3/473/xml |
| article xml uploaded. | 25 February 2018 07:37 CET | Original file | N/A |
| article pdf uploaded. | 25 February 2018 07:37 CET | Version of Record | https://www.mdpi.com/1996-1073/11/3/473/pdf |
