Further he is author of several scientific publications and reference books.

He is the author of more than 250 scientific publications, including several books.

He is author of over two hundred scientific and popular publications.

By 2010, the book had been cited more than 350 times in scientific publications.

She has had 27 scientific publications between 1996 and 2008,.

At the time of his death, he had 91 major scientific publications.

He has published more than 480 works, most of them scientific publications.

During his career he was the author of almost 200 scientific publications.

He spoke out for high language standards in scientific publications.

He is the author of more than 130 scientific publications and 160 traffic studies.