Stan , G. (2007). Записки Горного института, 170(2), 113-116. извлечено от https://pmi.spmi.ru/pmi/article/view/7728

Stan , G. (2007). Run in hole and cementing of reinforced concrete columns in large diameter holes. Journal of Mining Institute, 170(2), 113-116. Retrieved from https://pmi.spmi.ru/pmi/article/view/7728