1.

電子ブック
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1. Combinatorial Structures in Algebra and Geometry : NSA 26, Constanța, Romania, August 26–September 1, 2018. 1st ed. 2020
edited by Dumitru I. Stamate, Tomasz Szemberg
出版情報: Cham : Springer International Publishing : Imprint: Springer, 2020
シリーズ名: Springer Proceedings in Mathematics & Statistics ; 331
オンライン: https://doi.org/10.1007/978-3-030-52111-0
2.

電子ブック
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2. Advances in Mathematical Sciences : AWM Research Symposium, Houston, TX, April 2019. 1st ed. 2020
edited by Bahar Acu, Donatella Danielli, Marta Lewicka, Arati Pati, Saraswathy RV, Miranda Teboh-Ewungkem
出版情報: Cham : Springer International Publishing : Imprint: Springer, 2020
シリーズ名: Association for Women in Mathematics Series ; 21
オンライン: https://doi.org/10.1007/978-3-030-42687-3