Platonov Egor Sergeevich RussiaSt. PetersburgFGU NPP «Geologorazvedka», St. Knipovich, 11, building. 2, St. Petersburg, 192019Researcherplatonov_egor@inbox.ru Author's articles Bio-, Magneto and cyclostratigraphy of upper Berriasian near v. Alexeevka (Belogorskiy Region, Republic of Crimea). Article 1. Ammonites. Magnetostratigraphy. Cyclostratigraphy Bio-, Magneto and Cyclostratigraphy of Upper Berriasian near V. Alexeevka (Belogorskiy Region, Republic of Crimea). Article 2. Foraminifers, Ostracods, Сalpionellids, Organic-Walled Dinoflagellate Cysts