参考文献对网址的引用无效

[nixwang]

参考文献是一个网址，正文中对该网址的引用显示是一个"?"，比如如下这个bib引用。在IEEEtrans的模板里是可以引用的。麻烦问下有解决办法吗？
@software{yolov5,
author = {Glenn Jocher et. al.},
title = {{ultralytics/yolov5: v6.0 - YOLOv5n 'Nano' models,
Roboflow integration, TensorFlow export, OpenCV
DNN support}},
month = oct,
year = 2021,
publisher = {Zenodo},
version = {v6.0},
doi = {10.5281/zenodo.5563715},
url = {https://doi.org/10.5281/zenodo.5563715}
}