1. Ram Avtar and N. Sankaran, Higher ramification in Hensel fields, J. Reine Angew. Math., 306 (1979), 185–191.
2. R. Balasubramanian, J-M Deshouillers, and F. Dress, Probleme de Waring pour les bicarres, I and II, CR Acad. Sci. Paris Series I, Math., 303 (1986), 85–88 and 161–163.
3. R. P. Bambah, V. C. Dumir, and R. J. Hans-Gill, Non-homogeneous problems: Conjectures of Minkowski and Watson, Number theory, 15–41, Trends Math., Birkhuser, Basel, 2000.
4. R. P. Bambah and K. F. Roth, A note on lattice coverings, Journal of Indian Mathematical Society, 16 (1952), 7–12.
5. R. P. Bambah and A. C. Woods, Minkowski’s conjecture for n = 5; a theorem of Skubenko, J. of Number theory, 12 (1980), 27–48.