რ. გრიგოლია. “Automorphism groups of free MV-algebras”. International Seminar on “Order in Algebra and Logic with application” . წ. March 21-25, 1995, University of Oxford, England. (Invited Speaker).

V. Mosiashvili. “Bona fide behavior priorities in public funds management field” . Новосибирского государственного технического университет. Россия. 2016წ. - II –Я Международная научно-практическая конференция «Добросовестность в действии: российский и зарубежный опыт» 21-23 апреля 2016 г. Новосибирского государственного технического университет..

დ. ბლუაშვილი, A. Okrostsvaridze, E. Kilasonia. “Carcinogenic fibrous zeolites of Georgia (Southern Caucasus): Hazardous areas and measures of protection”. IGCP 610 “From the Caspian to Mediterranean: Environmental Change and Human Response during the Quaternary”. 2014წ. IGCP 610 Second Plenary Meeting and Field Trip, Baku, Azerbaijan, 12-20 .

რ. გრიგოლია. “Co-product of Heyting algebras”. International Conference on “Algebraic and Topological Methods in Non-Classical Logics”. წ. July 15 – 18, 2005, Barselona, Spain.

R. Gotsiridze, ი. ჩიქვინიძე. “Computer Realization of the Tasks Developing Independent Reading Skills”. Sydney. 2011წ. Free Linguistics Conference.

Sh. Gelashvili, ნატა ძამუნაშვილი. “Cultural Heritage of Georgia – Tsinandali Past and Future”.. Fund ROMUNALDO DEL BIANCO.. 2013წ. Section: Caucasian landscape: Cultural Inheritance and Identity. .

R. Gotsiridze, მ. ჩხეიძე. “Culture – A Vital Component Of Language Learning”. UUniversity of Malta. 2012წ. 15th International Conference: Russia And The West: The Dialog Of Culture.

T. Shamatava, Dvali Guliko, Lomtadze Naili, Zviadadze Leila. “Distribution of Microbes-antagonists in Tomato Rhizosphere in Georgia “. . “7th World Congress on Microbiology” Valencia, Spain. 2016წ. Journal of Bacteriology & Parasitology DOI: 10.4172/2155-9597.C1.026 2016 . p. 60.

L. Zviadadze, Dvali G., Shamatava T., Lomtadze N.. “Distribution of Microbes-antagonists in Tomato Rhizosphere in Georgia “. . , “7th World Congress on Microbiology” Valencia, Spain. 2016წ. . Posters & Accepted Abstracts: Journal of Bacteriology & Parasitology DOI: 10.4172/2155-9597.C1.026 2016.

რ. გრიგოლია. “Free and projective Heyting and monadic Heyting algebras”. 14th Linz Seminar on “Fuzzy Set Theory, Non-classical Logics and their Applications. წ. September 7-11, 1992, Austria (Invited Speaker).

რ. გრიგოლია. “Free MV-algebras”. International Seminar on “Order in Algebra and Logic with application”. წ. February 9-12, 1993, Napoli University, Italy. (Invited Speaker) .

L. Chkhartishvili, O. A. Tsagareishvili, D. L. Gabunia, R. A. Khachapuridze. “Giant” electrical capacitance of beta-rhombohedral boron. 1st Int. Conf. High Mat Tech (October 15-19, 2007, Kiev, Ukraine). 2007წ. Proc. 1st Int. Conf. High Mat Tech. Kiev: IPMS, 441.

თ. ყანდაშვილი, ლელა კოჭლამაზაშვილი. “Globalization and Prospects of stable development of the economics of Georgia. ოდესის საერთაშორისო სამეცნიერო-პრაქტიკული კონფერენცია. . 2010წ. .

T. Kajaia. “Implementing the Strategic Plan”. Международная научно-практическая конференция -Инновационный потенциал социально- экономических систем: вызовы глобального мира, . 2016წ. Лиссабон, Португалия. 2016..

R. Gotsiridze. “Integration of Internet technologies into language courses” . “Межкультурная – Интеркультурная Коммуникация: Теория и Практика Обучения и Перевода”. 2014წ. Материалы III Международной научно-методической конференции “Межкультурная – Интеркультурная Коммуникация: Теория и Практика Обучения и Перевода”.

რ. გრიგოლია. “Introduction in algebras of Intuitionistic logic”. Scool “Many-valued Loggics and their Applications”. წ. October 7-12 , 1996, University of Salerno, Ravello, Italy. (Invited Speaker).

რ. გრიგოლია. “Monadic BL-algebras”. International Conference on Order, Algebra, and Logics. წ. Vanderbilt University, June 12-16, 2007, USA.

რ. გრიგოლია. “Monadic Fuzzy Logic”. International Workshop “Issues in non-classical logics”. წ. 14-16 March, 2001, University of Milan, Italy. (Invited Speaker).

რ. გრიგოლია. “Monadic residuated algebras “. Workshop "Algebra and its applications". წ. May 4-6, 2007, Ratnieki (Latvia) (Invited Speaker) .

რ. გრიგოლია. “MV-algebras with finite spectrum”. International workshop on “Many-valued Logics for Computer Sciences”. წ. June 19 – 21, 1997, Patras, Greece. (Invited Speaker).