| article html file updated | 9 February 2020 06:08 CET | Update | https://www.mdpi.com/2306-5354/5/1/13 |
| article html file updated | 30 September 2019 16:26 CEST | Update | - |
| article html file updated | 1 May 2019 19:33 CEST | Update | - |
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| article html file updated | 26 March 2018 15:35 CEST | Update | - |
| article html file updated | 9 February 2018 17:27 CET | Original file | - |
| article xml uploaded. | 9 February 2018 17:26 CET | Update | https://www.mdpi.com/2306-5354/5/1/13/xml |
| article xml uploaded. | 9 February 2018 17:26 CET | Original file | - |
| article pdf uploaded. | 9 February 2018 17:26 CET | Version of Record | https://www.mdpi.com/2306-5354/5/1/13/pdf |
