ErmolinI. V., SvolkinasL., GoodmanS. J., HolmesG., and SuvorkovP. “Fieldwork Challenges Stemming from Doing Studies in Illegal Wildlife Trade (IWT)”. Journal of Economic Sociology, Vol. 23, no. 1, Feb. 2022, pp. 125-53, https://ojs.hse.ru/index.php/ecsoc/article/view/13844.