Open Journal Systems

User

Notifications

Journal Content
Browse

Font Size

Information

Article Tools

Email this article (Login required)

Email the author (Login required)

About The Authors

Ērika Teirumnieka
Rezekne Higher Education Institution
Latvia

Ilmārs Kangro
Rezekne Higher Education Institution
Latvia

Edmunds Teirumnieks
Rezekne Higher Education Institution,
Latvia

Harijs Kalis
Latvian Academy of Sciences and University of Latvia
Latvia

Institute of Mathematics

ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference