A survey of generalized Hadamard matrices and difference matrices D(k,λ ;G) with large k
de Launey, Warwick
Util. Math. 30, 5-29 (1986).
Holey perpendicular arrays
Stinson, D. R.
Util. Math. 30, 31-43 (1986).
On touchings, crossings and meetings of lattice paths with the diagonal
McGregor, J. R.; Narayana, T. V.; Özsoyoglu, Z. M.
Util. Math. 30, 45-51 (1986).
The non-Pappus matroid is algebraic over any finite field
Lindström, Bernt
Util. Math. 30, 53-55 (1986).
Pexider type functional equations and Cartan equivalence problems
McKiernan, M. A.
Util. Math. 30, 57-62 (1986).
A mixed theory of information. IX: Inset information functions of degree (0,β)
Ebanks, B. R.; Sander, W.
Util. Math. 30, 63-78 (1986).
A few classes of periodic continued fractions
Levesque, Claude; Rhin, Georges
Util. Math. 30, 79-107 (1986).
Connectedness of generalized-cyclic row-and-column designs
John, J. A.; Paterson, Lindsay J.; Wild, Peter
Util. Math. 30, 109-122 (1986).
A note on two multidimensional integral inequalities
Pachpatte, B. G.
Util. Math. 30, 123-129 (1986).
The approximate evaluation of determinants of a certain class
McGregor, J. R.
Util. Math. 30, 131-143 (1986).
On the equivalence of efficiency-consistency and orthogonal factorial structure
Mukerjee, Rahul; Dean, A. M.
Util. Math. 30, 145-151 (1986).
Extremal graphs of diameter at most 8 after deleting any vertex
Usami, Yoko
Util. Math. 30, 153-180 (1986).
On solving two variables continuous parameter linear and quadratic programming problems
Kabe, D. G.
Util. Math. 30, 181-189 (1986).
On the general solution of a functional equation connected to sum form information measures on open domain. IV
Kannappan, PL.; Sahoo, P. K.
Util. Math. 30, 191-197 (1986).
Partially balanced fractional 2m1+m2 factorial designs of resolution IV−
Kuwada, Masahide
Util. Math. 30, 199-212 (1986).
Nonexistence of certain pseudo (v,k,λ)-designs
Raghavarao, Damaraju; Marrero, Osvaldo
Util. Math. 30, 213-217 (1986).
A curious recursion arising in game theory
Enns, E. G.; Ferenstein, E.; Sheahan, J. N.
Util. Math. 30, 219-228 (1986).
A note on the slow steady motion through a curved pipe
Ranger, K. B.
Util. Math. 30, 229-233 (1986).
Some results on the line partitioning problem in PG(2k,q)
Fuji-Hara, R.; Jimbo, M.; Vanstone, S.
Util. Math. 30, 235-241 (1986).
Sensitivity of eigenvalues. II
Wilkinson, J. H.
Util. Math. 30, 243-286 (1986).