The abstract should contain the following features:

Title (bold lower case, font size 14, no more than 120 characters, left indented)

Name(s) of author(s) (first full names and family names, bold lower case, font size 12)

Address of author`s institution (bolditalic lower case, font size 12)

e-mail address of author (italic lower case, font size 12)

Text  which should not exceed 100 words (font size 10)

Following the abstract, please specify up to six key words (font size 10)

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Abstracts should be submitted in electronic form to 

- e-mail: sfses@pmf.ni.ac.yu

or in printed copy to address

- SFSES, Department of Biology and Ecology, Faculty of Natural Sciences and Mathematics, University of Nis, Visegradska 33, 18000 Nis, Serbia and Montenegro