International Symposium "Advances in the Chemistry of Heteroorganic Compounds"

XXII International Symposium "Advances in the chemistry of heteroorganic compounds", Łódź, November 22

XX International Symposium "Advances in the Chemistry of Heteroorganic Compounds" and XVII International Symposium on Selected Problems of Chemistry of Acyclic and Cyclic Heteroorganic Compounds, Łódź, November 23-24

XXIII International Symposium "Advances in the Chemistry of Heteroorganic Compounds", Łódź, October 28

XXI International Symposium "Advances in the Chemistry of Heteroorganic Compounds", Łodź, 23th November 2018