A POSTERIORI ESTIMATES FOR SOLUTIONS TO A PROBLEM WITH A THIN OBSTACLE FOR A SECOND-ORDER ELLIPTIC OPERATOR Article Ahmad Sio O.A. Ladyzhenskaya centennial conference on PDE's. ООО "Издательство ВВМ". 2022. P. 95-95
THE QUEEN OF RHYMES AND THE QUEEN OF FORMULAS Article Apushkinskaya D.E., Nazarov A.I. O.A. Ladyzhenskaya centennial conference on PDE's. ООО "Издательство ВВМ". 2022. P. 99-99