“Fixed Phrase Schemes With the Compulsory Component Wh-Word in the English, Russian and Spanish Languages”. Proceedings of Southern Federal University. Philology, no. 4, Dec. 2015, pp. 132-9, https://philol-journal.sfedu.ru/index.php/sfuphilol/article/view/10.18522%252F1995-0640-2015-4-132-139.