on the IFIP 80 Congress. A manuscript.

for the form of the article on the IFIP 80 Congress to be printed in the collection "Applied Computer Science".

on the IFIP 80 Congress, destined for the collection "Applied Computer Science".

of A.P.Ershov and V.E.Kotov about their travel to the IFIP 80 Congress.

of A.Ershov's flights in the Fall of 1980 (Tokyo, Melbourne, Tbilisi etc).

for the article "Problems of Data-Bases and Informational Systems at the IFIP-80 Congress" sent to the "Control Systems and Computers" magazine. Several pages of the paper are attached.

of the Ershov's article "Problems of Data-Bases and Informational Systems at the IFIP-80 Congress" for the "Control Systems and Computers" magazine.

confirming that A.P.Ershov has been conferred the "IFIP Silver Core" award for his contributions as "Member of Program Committees Congress 1968 and 1980".

Evaluation of the questionnaire on the "Qualified programmers for the Eighties" topic.

expressing to A.P.Ershov the deepest thanks of IFIP for his personal contribution to the success of the Congress.

with request to give the name and address of the person, who deserves to be thanked by IFIP for his support to the Congress relating to A.P.Ershov's participation to the Program Committee.

for copies of photographs from the Tokyo segment of the Congress. The letter expresses also the gratitude of the Japanese Organizing Committee for the addressee's participation in that segment.

After meeting some of the addressee's old disciples at the IFIP Congress, Ershov is sending their regards.