@misc{Wnuk_Marian_The_1983., author={Wnuk, Marian}, copyright={Towarzystwo Naukowe KUL}, address={Lublin}, address={pl}, howpublished={online}, year={1983.}, publisher={TN KUL}, language={eng}, language={Streszcz. pol.}, type={a - dokument piƛmienniczy (druk)}, title={The probable ways of the synthesis of porphyrin compounds during chemical evolution.}, keywords={Filozofia historia czasopisma., Filozofia czasopisma.}, }