| article html file updated | 9 February 2020 15:59 CET | Update | https://www.mdpi.com/2312-7481/4/2/21 |
| article html file updated | 3 October 2019 03:51 CEST | Update | N/A |
| article html file updated | 30 April 2019 23:14 CEST | Update | N/A |
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| article html file updated | 28 June 2018 08:43 CEST | Update | N/A |
| article html file updated | 22 May 2018 04:03 CEST | Update | N/A |
| article xml uploaded. | 22 May 2018 04:02 CEST | Update | https://www.mdpi.com/2312-7481/4/2/21/xml |
| article pdf uploaded. | 22 May 2018 04:02 CEST | Updated version of record | https://www.mdpi.com/2312-7481/4/2/21/pdf |
| article html file updated | 2 May 2018 08:42 CEST | Original file | N/A |
| article supplementary file uploaded. | 2 May 2018 08:41 CEST | - | https://www.mdpi.com/2312-7481/4/2/21#supplementary |
| article pdf uploaded. | 2 May 2018 08:41 CEST | Updated version of record | https://www.mdpi.com/2312-7481/4/2/21/pdf-vor |
| article xml file uploaded | 2 May 2018 08:41 CEST | Update | N/A |
| article xml file uploaded | 1 May 2018 14:10 CEST | Original file | N/A |
| article pdf uploaded. | 1 May 2018 14:10 CEST | Version of Record | https://www.mdpi.com/2312-7481/4/2/21/pdf-vor |