Tenth Tunisian French Seminar on topic "The Role of Languages in Programming" will be held in Tunis, Tunisia, on May 23-25 1989.

11th World Computer Congress will be held from August 28 untill September 1, 1989 in San Francisko, California. (IFIP Congress'89)

to a list of abstracts of Linkoeping University publications written since 1986 to order some of them if the addressee is interested in.

Elsevier Science Publishers suggests to order any of books mentioned in the enclosed flyer.

to the enclosed Artificial Intelligence, Expert Systems, Knowledge Engineering, Autumn 1988, Update. The author suggests to order interesting books and journal publications.

to sent materials. The author asks about "Electronic Learning".

The author informs of accepting all the refereed papers presented at the Workshop on Partial Evaluation and Mixed Computation to the special issue of the New Generation Computing Journal. He waits for any comments about enclosed tentative contents of this issue.

to the international journal "Computer Standards & Interfaces".

The ballot is addressed to A.Ershov for voting for president, vice-president and members-at-large of ACM Council in 1988.

Application Form for Hotel Accommodation and Registration Form for participation in International Conference on Fifth Generation Computer Systems 1988.

on 11th World Computer Congress, IFIP Congress'89, in San Francisco, August 28 - September 1, 1989.

about International symposium on "Symmetry of Structure".

Call for papers. International Conference on Fifth Generation Computer Systems (FGCS'88) will be held in November 28 - December 2, 1988, in Tokyo, Japan.

for four editions by Springer-Verlag New York, Inc., sending A.Ershov no charge.

Request to participate in reviewing the articles for the special issue of "FUNDAMENTA INFORMATICAE" journal

on the advantages of ACM participation

Proposal to join the Program Committee of the 14th International MFCS Symposium and request to recommend several invited speakers (with Ershov's handwritten addition with the names of Lavrov, Nepeivoda, anisimov, Goncharov and Nepomniaschy)

The author thanks the addressee for dedicating him paper published in BIT Vol.28 no.3. He estimates and gives notes to twenty papers by different authors.

The author invites the addressee to make a plenary lecture on Computing Education at the conference which will be held in June, 1989.

The author sends a copy of an official letter about International Summer School in May, 1988. He asks an information on a participation and themes of reports.