Graceful labelings of triangular snakes
Moulton, David
Ars Comb. 28, 3-13 (1989).
Grötzsch’s theorem for the projective plane
Steinberg, Richard; Younger, D. H.
Ars Comb. 28, 15-31 (1989).
On the center and periphery of a random graph
Buckley, Fred; Palka, Zbigniew
Ars Comb. 28, 33-40 (1989).
The basis number of complete multipartite graphs
Ali, Ali A.
Ars Comb. 28, 41-49 (1989).
A constructive proof of Kuratowski’s theorem
Klotz, W.
Ars Comb. 28, 51-54 (1989).
The mutual intersections of three distinct 1-factorizations
Fu, Chin-Mei; Fu, Hung-Lin
Ars Comb. 28, 55-64 (1989).
Star factors with given properties
Chen, Ciping; Egawa, Yoshimi; Kano, Mikio
Ars Comb. 28, 65-70 (1989).
On the construction of color critical linear hypergraphs
Abbott, H. L.; Hare, D. R.
Ars Comb. 28, 71-81 (1989).
A census of convex lattice polygons with at most one interior lattice point
Rabinowitz, Stanley
Ars Comb. 28, 83-96 (1989).
On double-free sets of integers
Wang, Edward T. H.
Ars Comb. 28, 97-100 (1989).
Hamilton cycles in cubic Cayley graphs on dihedral groups
Alspach, B.
Ars Comb. 28, 101-108 (1989).
Graphs that are both the upper and lower bound graphs of a poset
Bergstrand, Deborah J.; Jones, Kathryn F.
Ars Comb. 28, 109-121 (1989).
The ally-reconstruction number of a disconnected graph
Myrvold, Wendy
Ars Comb. 28, 123-127 (1989).
Design theory: An update
Jungnickel, Dieter
Ars Comb. 28, 129-199 (1989).
Connections between r-factors of labelled graphs and frequency squares
Dénes, J.; Keedwell, A. D.; Mullen, G. L.
Ars Comb. 28, 201-202 (1989).
Concerning the existence of ICOILS
Bennett, F. E.; Zhu, L.; Wu, Lisheng
Ars Comb. 28, 203-213 (1989).
On perpendicular arrays with t≥3
Kramer, Earl S.; Kreher, Donald L.; Rees, Rolf; Stinson, Douglas R.
Ars Comb. 28, 215-223 (1989).
A construction method for critically strongly connected digraphs
Zhang, Fu-ji; Chen, Rong-si
Ars Comb. 28, 225-230 (1989).
Results on λ-designs
Wu, Qiu-rong
Ars Comb. 28, 231-241 (1989).
Abelian 3-DCI groups of odd order
Fang, Xin-Gui; Xu, Ming-Yao
Ars Comb. 28, 247-251 (1989).
A short proof of the existence of magic squares
Jianping, Qian
Ars Comb. 28, 252-257 (1989).
Decomposition of some product graphs into 1-factors and hamiltonian cycles
Zhou, Mingkun
Ars Comb. 28, 258-268 (1989).
A note on the regulation number of a multigraph
Polakovič, Marcel
Ars Comb. 28, 269-272 (1989).
On the number of t-(v,k,λ) designs
Engel, Konrad
Ars Comb. 28, 273-277 (1989).
Minimal size of graphs with diameter 2 and given maximal degree
Znám, Štefan
Ars Comb. 28, 278-284 (1989).