The Amphora Mark of Phasos

Conducts illegal archaeological excavations on the territory of the archaeological monument of national importance, the archaeological complex "Ancient City of Myrmecia" in Kerch during 2014-2023 as part of the activities of the "Myrmecian Expedition of the State Hermitage Museum", which he heads.
In particular, under his control and guidance, during the activities of the relevant archaeological expedition in 2022, a treasure was discovered and seized in favour of the russian federation - 30 gold coins, of which 26 were inscribed with the name of Alexander the Great and 4 were minted during the reign of his brother Philip ΙΙΙ Arridaeus.
The Prosecutor's Office of the Autonomous Republic of Crimea and the city of Sevastopol served Butyagin with a notice of suspicion in absentia of illegal search operations at the archaeological heritage site.

Milikhina systematically participates in archaeological research in the temporarily occupied territories of Ukraine. In particular, it is known that in 2013–2019, as well as in 2025, she took part, under the supervision of Butyagin, in the Myrmekion Archaeological Expedition of the State Hermitage Museum in the temporarily occupied territory of Crimea. Within the expedition, Milikhina served as deputy head of the expedition under O. M. Butyagin.
In addition, Milikhina participated in other archaeological expeditions of the State Hermitage Museum, including the Chersonesos Expedition in 2016 and the Stabiae Expedition in 2017–2019. In 2015, she took part in the Mangup Expedition of the so-called V. I. Vernadsky Crimean Federal University.
Her participation has also been established in archaeological works conducted under the supervision of Solovyov as part of development activities in the buffer zone of the UNESCO World Heritage property "Ancient City of Tauric Chersonese and its Chora" in Sevastopol. These works were carried out by the Integrated Archaeological Expedition of the Institute for the History of Material Culture of the russian Academy of Sciences (IIMK RAN), including at the site designated "Excavation No. 1," as part of a large-scale intervention in the historical and archaeological environment of the heritage property.