van der Meulen, APlomp, AOeseburg, FBuringh, Evan Aalst, RMHoevers, W2025-03-102025-03-101980https://rivm.openrepository.com/handle/10029/628734Intercomparison of optical particle counters under conditions of normal operationArticleAtmos.Environm. 14 (1980) 4952025-03-10