1984, f. 2, tomul XXX

Geanău, M.: L’orbite dans un topos élémentaire, p. 3
Solarin, A.R.T.; Sharma, B.L.: On the construction of Bol loops. II, p. 7
Vaish, S.K.; Srivastava, G.S.; Kumar, N.: On the (p, q)-order and lower (p, q)-order of entire Dirichlet series, p. 15
Postolică, V.: On best vectorial approximation in linear spaces, p. 19
Beesack, P.R.: Lower bounds from discrete inequalities of Gollwitzer-Langenhop type, p. 25
Afuwape, A.U.: Conditions on the behaviour of solutions for a certain class of third-order nonlinear differential equations, p. 31
Akinyele, O.: p^fkorder conditional stability of asymptotically self-invariant sets of differential equations in Banach spaces, p. 35
Thandapani, E.: On the stability and boundedness of solutions of hyperbolic differential equations, p. 41
Pachpatte, B.G.: Existence theorems for nonlinear integro-differential systems with upper and lower solutions, p. 47
Pop, I.: An equivariant shape theory, p. 53
Papaghiuc, N.: Semi-invariants products in Sasakian manifolds, p. 69
Stavre, P.: On the properties of a constant curvature Riemannian manifold with respect to the semi-symmetric metric connection, p. 79
Piu, M.P.: Confronto ed equivalenze tra le diverse generalizzazioni della derivazione torsionale di A.G. Walker, p. 83
Bejancu, A.: On contact umbilical submanifolds of Sasakian space forms, p. 89
Rășcanu, A.: Boundary-value stochastic problems (II), p. 95
Book reviews: p. 105