PERM5 Vienna, 22 June 2022, summary in SCOPE Newsletter n°143
PERM4, online, June 2021, 370 participants,
with Biorefine, summary SCOPE Newsletter n°141 slides and webpage https://phosphorusplatform.eu/
PERM3, Rimini, November 2018, with Smart-Plant, ESPP eNews n°28
PERM2, Basel, October 2017, with Phos4You SCOPE Newsletter n°126
PERM1, Berlin, 2015
conclusions published by the European Commission
summary in SCOPE Newsletter n°111