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1. Tetrahedron.- 2005.- Vol.61.- N.22.- P.5235-5240
Mariola Zielinska-Blajet, Rafal Kowalczyk and Jacek Skarzewski
Ring-closure reactions through intramolecular substitution of thiophenoxide by oxygen and nitrogen nucleophiles: simple stereospecific synthesis of 4,5-dihydroisoxazoles and 4,5-dihydropyrazoles

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dx.doi.org/10.1016/j.tet.2005.03.085

2. Tetrahedron.- 2008.- Vol.64.- N.48.- P.10837-10848
Adam Gyomorea, Zoltan Kovacs, Tibor Nagy, Veronika Kudar, Andras Szabo and Antal Csampai
DNMR, DFT and preparative study on the conformation of (Z)-4,5,6,7-tetrahydropyrazolo[1,5-e]benzo[g][1,5]diazonin-8-ones and (Z)-4,5-dihydropyrazolo[1,5-d]benzo[f][1,4]diazocin-7(6H)-ones

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dx.doi.org/10.1016/j.tet.2008.09.020

3. Tetrahedron.- 2004.- Vol.60.- N.32.- P.6791-6805
Wolfgang Holzera, Constanze Kautsch, Christian Laggner, Rosa M. Claramunt, Marta Perez-Torralba, Ibon Alkorta and Jose Elguero
On the tautomerism of pyrazolones: the geminal 2J[pyrazole C-4,H-3(5)] spin coupling constant as a diagnostic tool

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dx.doi.org/10.1016/j.tet.2004.06.039

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