@article{article, title  = {{PNS solution using sparse Quasi-Newton method for fast convergence}},

 publisher = {{Springer Berlin Heidelberg}},

 url = {{}},

 year = {{1990}},

 month = {{5}},

 author = {{Qin N and Richards BE}},

 doi = {{10.1007/3-540-53619-1_236}},

 pages = {{453-454}},

 note = {{Accessed on 2024/12/22}}}