Ahmet Küçük, Osman Gürsoy. On the invariants of Bertrand trajectory surface offsets. Applied Mathematics and Computation, 151(3):763-773, 2004. [doi]
@article{KucukG04,
title = {On the invariants of Bertrand trajectory surface offsets},
author = {Ahmet Küçük and Osman Gürsoy},
year = {2004},
doi = {10.1016/S0096-3003(03)00534-4},
url = {http://dx.doi.org/10.1016/S0096-3003(03)00534-4},
researchr = {https://researchr.org/publication/KucukG04},
cites = {0},
citedby = {0},
journal = {Applied Mathematics and Computation},
volume = {151},
number = {3},
pages = {763-773},
}