Adams, M. E.; Nešetřil, Jaroslav; Sichler, J. Quotients of rigid graphs. (English) Zbl 0473.05057 J. Comb. Theory, Ser. B 30, 351-359 (1981). MSC: 05C99 05C25 18B15 PDFBibTeX XMLCite \textit{M. E. Adams} et al., J. Comb. Theory, Ser. B 30, 351--359 (1981; Zbl 0473.05057) Full Text: DOI
Sichler, J. Group-universal unary varieties. (English) Zbl 0449.08003 Algebra Univers. 11, 12-21 (1980). MSC: 08A35 08A60 20B27 PDFBibTeX XMLCite \textit{J. Sichler}, Algebra Univers. 11, 12--21 (1980; Zbl 0449.08003) Full Text: DOI
Adams, M. E.; Sichler, J. A note on finitely generated hopfian lattices. (English) Zbl 0382.06003 Algebra Univers. 8, 381-383 (1978). MSC: 06B05 06B15 PDFBibTeX XMLCite \textit{M. E. Adams} and \textit{J. Sichler}, Algebra Univers. 8, 381--383 (1978; Zbl 0382.06003) Full Text: DOI
Adams, M. E.; Sichler, J. Homomorphisms of bounded lattices with a given sublattice. (English) Zbl 0378.18003 Arch. Math. 30, 122-128 (1978). MSC: 18B15 05C20 06B05 18E20 PDFBibTeX XMLCite \textit{M. E. Adams} and \textit{J. Sichler}, Arch. Math. 30, 122--128 (1978; Zbl 0378.18003) Full Text: DOI
Hell, Pavel; Nešetřil, Jaroslav Homomorphisms of graphs and of their orientations. (English) Zbl 0375.05023 Monatsh. Math. 85, 39-48 (1978). MSC: 05C10 05C99 05C20 PDFBibTeX XMLCite \textit{P. Hell} and \textit{J. Nešetřil}, Monatsh. Math. 85, 39--48 (1978; Zbl 0375.05023) Full Text: DOI EuDML
Hell, Pavol On some strongly rigid families of graphs and the full embeddings they induce. (English) Zbl 0299.05109 Algebra Univers. 4, 108-126 (1974). MSC: 05C25 05C20 18B15 08A05 PDFBibTeX XMLCite \textit{P. Hell}, Algebra Univers. 4, 108--126 (1974; Zbl 0299.05109) Full Text: DOI
Grätzer, G.; Sichler, J. Free products of Hopfian lattices. (English) Zbl 0288.06006 J. Aust. Math. Soc. 17, 234-245 (1974). MSC: 06B05 08B20 PDFBibTeX XMLCite \textit{G. Grätzer} and \textit{J. Sichler}, J. Aust. Math. Soc. 17, 234--245 (1974; Zbl 0288.06006) Full Text: DOI
Chvátal, Václav; Sichler, J. Chromatic automorphisms of graphs. (English) Zbl 0264.05118 J. Comb. Theory, Ser. B 14, 209-215 (1973). MSC: 05C25 20B25 PDFBibTeX XMLCite \textit{V. Chvátal} and \textit{J. Sichler}, J. Comb. Theory, Ser. B 14, 209--215 (1973; Zbl 0264.05118) Full Text: DOI
Sichler, J. Nonconstant endomorphisms of lattices. (English) Zbl 0249.06003 Proc. Am. Math. Soc. 34, 67-70 (1972). MSC: 06B05 05C05 PDFBibTeX XMLCite \textit{J. Sichler}, Proc. Am. Math. Soc. 34, 67--70 (1972; Zbl 0249.06003) Full Text: DOI