au.\*:("PORYCKI J")
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GEOLOGICAL STRUCTURE OF THE LUBLIN COAL BASIN IN THE LIGHT OF RECENT INVESTIGATIONS.DEMBOWSKI Z; PORYCKI J.1970; COMPTE.RENDU.6EME.CONG.INTERN.STRATIGR.ET.GEOL.DU.CARBONIFERE.; 1970, VOL. 2, P. 609 A 617Miscellaneous
REDUCTION WITH LITHIUM IN ETHYLENEDIAMINE. II. NAPHTHALENE AND ANTHRACENE.MEJER S; PORYCKI J; JABLONSKI L et al.1977; ROCZ. CHEM.; POLSKA; DA. 1977; VOL. 51; NO 9; PP. 1755-1757; ABS. POL.; BIBL. 8 REF.Article
REDUCTION WITH LITHIUM IN ETHYLENEDIAMINE. IV: EXTENSIVE REDUCTION OF POLYCYCLIC AROMATIC HYDROCARBONS TO CYCLOOLEFINS WITH DOUBLE BONDS AT RING JUNCTIONMEJER S; OSIPOWICZ B; PORYCKI J et al.1979; POLISH J. CHEM.; POL; DA. 1979; VOL. 53; NO 11; PP. 2385-2388; BIBL. 17 REF.Article