PREFACE Authors J. VARGA Citation data from Crossref and Scopus PDF How to Cite VARGA, J. “PREFACE ”, Periodica Polytechnica Mechanical Engineering, 16(4), p. 1, 1972. More Citation Formats Periodica Polytechnica Numbered ACM ABNT Chicago Harvard IEEE Vancouver Download Citation Endnote/Zotero/Mendeley (RIS) BibTeX Issue Vol. 16 No. 4 (1972) Section Articles
