See:
- Claude Rapin: Nomads and the Shaping of Central Asia: from the Early Iron Age to the Kushan period, In: Joe Cribb, Georgina Herrmann: After Alexander, Central Asia before Islam, Oxford 2007, pp. 29–72
- RAPIN Claude - Kok Tepe - personnal site (in french) : http://claude.rapin.free.fr/1_index_page2a3.htm
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RAPIN Claude (2018): On the way to Roxane 2 - Satraps and hyparchs between Bactra and Zariaspa-Maracanda, in. J. Lhuillier, N. Boroffka (edd.), A Millennium of History - The Iron Age in Central Asia (2nd and 1st millennia BC), Archäologie in Iran und Turan 16 (https://www.researchgate.net/publication/307149674_On_the_way_to_Roxane_2_Satraps_and_hyparchs_between_Bactra_and_Zariaspa-Maracanda )
- idem: Isamiddinov Muxammedzon, Khasanov Mutallib. La tombe d'une princesse nomade à Koktepe près de Samarkand. In: Comptes rendus des séances de l'Académie des Inscriptions et Belles-Lettres, 145ᵉ année, N. 1, 2001. pp. 33-92.