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of the tests

Instructions

Abbreviations

References

Work team

Distribution of the questions in subtopics

Acknowledgements

Preface from Professor Todor Nikolov

About Professor Todor Nikolov

ACKNOWLEDGEMENTS
I would like to express my sincere gratitude to my colleagues:

            Chief Assistant Professor Bilyana Georgieva, PhD
             and Chief Assistant Professor Tanya Monova, PhD,
            and to my student Dimitar Bakalov
who contributed their time and efforts to help me make the interactive tests as accurate and useful as possible.

I am also very grateful to:
            Ms Maria Dulgerova, Master in Chemistry, for the precise computer illustrations included in the interactive tests.
            Ms Radostina Russeva, Master in English Philology, for the accurate translation of a very large volume of resources and for the stimulating discussions to find the exact English equivalents of the original resources.

                                                                               Professor Ganka Kossekova