\bib{Doe2023}{article}{
      author  = { Doe, Jane A.                              },
      author  = { Smith, John B.                            },
      title   = { A Comprehensive Study on Graph Algorithms },
      journal = { Journal of Graph Theory and Applications  },
      volume  = { 20                                        },
      date    = { 2023                                      },
      number  = { 5                                         },
      pages   = { 145--160                                  },
      issn    = { 1234-5678                                 },
      review  = { \MR{9999999}                              },
    }

    \bib{Lee2022}{article}{
      author  = { Lee, Anna C.                                 },
      author  = { Brown, William D.                            },
      title   = { Exploring Discrete Structures in Mathematics },
      journal = { Discrete Mathematics Journal                 },
      volume  = { 25                                           },
      date    = { 2022                                         },
      number  = { 3                                            },
      pages   = { 200--215                                     },
      issn    = { 2345-6789                                    },
      review  = { \MR{8888888}                                 },
    }

    \bib{Wang2021}{article}{
      author  = { Wang, Kevin E.                          },
      author  = { Garcia, Maria F.                        },
      title   = { Algorithmic Approaches to Data Analysis },
      journal = { International Journal of Data Science   },
      volume  = { 15                                      },
      date    = { 2021                                    },
      number  = { 4                                       },
      pages   = { 300--310                                },
      issn    = { 3456-7890                               },
      review  = { \MR{7777777}                            },
    }

    \bib{Kim2020}{article}{
      author  = { Kim, Lisa H.                         },
      author  = { Chen, Yu T.                          },
      title   = { Recent Advances in Machine Learning  },
      journal = { Journal of Machine Learning Research },
      volume  = { 12                                   },
      date    = { 2020                                 },
      number  = { 1                                    },
      pages   = { 50--70                               },
      issn    = { 4567-8901                            },
      review  = { \MR{6666666}                         },
    }

    \bib{Johnson2019}{article}{
      author  = { Johnson, Emily R.              },
      author  = { Davis, Robert S.               },
      title   = { Understanding Complex Networks },
      journal = { Network Science Review         },
      volume  = { 18                             },
      date    = { 2019                           },
      number  = { 2                              },
      pages   = { 145--160                       },
      issn    = { 5678-9012                      },
      review  = { \MR{5555555}                   },
    }