Lau , Lina. 2006. Записки Горного института 167 (2), 345-49. https://pmi.spmi.ru/pmi/article/view/8044.

Lau , Lina. 2006. "Integrated Management Systems (IMS) According to Iso and Other International Management Standards". Journal of Mining Institute 167 (2), 345-49. https://pmi.spmi.ru/pmi/article/view/8044.