Hi, Oleg Khalidullin! Thank you for your thorough insights. One thing: link to  V. I. Bodyakina's research does not work. So can you, please, put the new one in the comment below?

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Hi, Oleg Khalidullin! Thank you for your thorough insights. One thing: link to  V. I. Bodyakina's research does not work. So can you, please, put the new one in the comment below?