| article html file updated | 9 February 2020 01:08 CET | Update | https://www.mdpi.com/2071-1050/10/1/38 |
| article html file updated | 29 September 2019 11:17 CEST | Update | N/A |
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| article html file updated | 18 April 2019 04:15 CEST | Update | N/A |
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| article html file updated | 9 February 2018 11:15 CET | Update | N/A |
| article html file updated | 1 February 2018 15:08 CET | Update | N/A |
| article html file updated | 25 December 2017 08:35 CET | Original file | N/A |
| article xml uploaded. | 25 December 2017 08:33 CET | Original file | https://www.mdpi.com/2071-1050/10/1/38/xml |
| article pdf uploaded. | 25 December 2017 08:33 CET | Version of Record | https://www.mdpi.com/2071-1050/10/1/38/pdf |
