| article html file updated | 15 August 2026 16:32 CEST | Update | https://www.mdpi.com/2227-7390/7/2/156 |
| article html file updated | 11 February 2020 14:36 CET | Update | N/A |
| article html file updated | 14 October 2019 16:22 CEST | Update | N/A |
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| article html file updated | 21 February 2019 05:36 CET | Original file | N/A |
| article pdf uploaded. | 21 February 2019 05:34 CET | Updated version of record | https://www.mdpi.com/2227-7390/7/2/156/pdf |
| article xml uploaded. | 21 February 2019 05:34 CET | Update | https://www.mdpi.com/2227-7390/7/2/156/xml |
| article xml file uploaded | 21 February 2019 05:34 CET | Update | N/A |
| article pdf uploaded. | 8 February 2019 14:35 CET | Updated version of record | https://www.mdpi.com/2227-7390/7/2/156/pdf-vor |
| article pdf uploaded. | 8 February 2019 14:33 CET | Version of Record | https://www.mdpi.com/2227-7390/7/2/156/pdf-vor |
| article xml file uploaded | 8 February 2019 14:33 CET | Original file | N/A |
