M. Manev, H. (2015) “ALMOST CONTACT B-METRIC STRUCTURES AND THE BIANCHI CLASSIFICATION OF THE THREE-DIMENSIONAL LIE ALGEBRAS”, Ann. Sofia Univ. Fac. Math. and Inf, 102, pp. 133–144. Available at: https://ftl5.uni-sofia.bg/index.php/fmi/article/view/67 (Accessed: 23 November 2024).