POBORSKA-MŁYNARSKA K. Zechstein PZ3/PZ4 cyclothems boundary in the Inowrocław salt dome according to archival photographs of the "Solno" mine - an interpretation of local sedimentation conditions in the central part of the Polish Zechstein Basin. geol. 2011;37(2):283. doi:10.7494/geol.2011.37.2.283