S. A. Youssef, S. G. Hulsurkar:
On connectedness of graphs on Weyl groups
of type $\pmb{ A_n(n \ge 4) }$
p. 163-170:
Postscript (112 K)
K. Denecke, J. Koppitz:
Pre-solid varieties of semigroups
p. 171-181:
Postscript (127 K)
G. Virsik:
Total connections in Lie groupoids
p. 183-200:
Postscript (208 K)
M. Ashraf:
A commutativity theorem for associative rings
p. 201-204:
Postscript (64 K)
A. Chronowski, M. Novotný:
Induced isomorphisms of certain ternary semigroups
p. 205-216:
Postscript (182 K)
O. Doslý, J. Komenda:
Conjugacy criteria and principal solutions
of self-adjoint differential equations
p. 217-238:
Postscript (205 K)
J. Tomás:
Some natural operators on vector fields
p. 239-249:
Postscript (159 K)