Popov, V. L., Heß, M., & Willert, E. (2019). Handbook of Contact Mechanics: Exact Solutions of Axisymmetric Contact Problems. Springer Nature.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPopov, Valentin L., Markus Heß, और Emanuel Willert. Handbook of Contact Mechanics: Exact Solutions of Axisymmetric Contact Problems. Berlin, Heidelberg: Springer Nature, 2019.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPopov, Valentin L., et al. Handbook of Contact Mechanics: Exact Solutions of Axisymmetric Contact Problems. Springer Nature, 2019.
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