Medvedeva, M. A Cross Effect in an Ecological System and the Possibilities of Its Management. Sofia: STEF92 Technology Ltd., 2016 p. 3 - 9, ISBN 978-619-7105-65-0 ; ISSN 1314-2704.
Medvedeva, M. A Cross Effect in an Ecological System and the Possibilities of Its Management. Sofia: STEF92 Technology Ltd., 2016 p. 3 - 9, ISBN 978-619-7105-65-0 ; ISSN 1314-2704.
Medvedeva, M. (2016) A Cross Effect in an Ecological System and the Possibilities of Its Management, Sofia: STEF92 Technology Ltd. p. 3 - 9, ISBN 978-619-7105-65-0 ; ISSN 1314-2704.
Medvedeva, M. (2016). A Cross Effect in an Ecological System and the Possibilities of Its Management. Sofia: STEF92 Technology Ltd., p. 3 - 9.
Medvedeva M. A Cross Effect in an Ecological System and the Possibilities of Its Management. Sofia: STEF92 Technology Ltd.; 2016. p. p. 3 - 9. ISBN: ISBN 978-619-7105-65-0 ; ISSN 1314-2704.
